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, 2023. Proteomic Profiling of Urine From Hospitalized Patients With Severe Pneumonia due to SARS-CoV-2 vs Other Causes: A Preliminary Report. Open Forum Infect Dis 10(10):ofad451
, 2023. Immunogenicity of tetanus, diphtheria and acellular pertussis vaccination among pregnant women living with and without HIV. AIDS.
, 2023. Microorganisms Detected in Intussusception Cases and Controls in Children <3 Years in South Africa From 2013 to 2017. Open Forum Infect Dis 10(9):ofad458
, 2023. Stillbirths and Neonatal Deaths Caused by Group B Streptococcus in Africa and South Asia Identified Through Child Health and Mortality Prevention Surveillance (CHAMPS). Open Forum Infect Dis 10(9):ofad356
, 2023. Metagenomic sequencing of post-mortem tissue samples for the identification of pathogens associated with neonatal deaths. Nat Commun 14(1):5373
, 2023. Immune responses against group B Streptococcus monovalent and pentavalent capsular polysaccharide tetanus toxoid conjugate vaccines in Balb/c mice. iScience 26(8):107380
, 2023. Causes of Death Among Infants and Children in the Child Health and Mortality Prevention Surveillance (CHAMPS) Network. JAMA Netw Open 6(7):e2322494
, 2023. Potential for Maternally Administered Vaccine for Infant Group B Streptococcus. N Engl J Med 389(3):215-227
, 2023. Immunogenicity and seroefficacy of 10-valent and 13-valent pneumococcal conjugate vaccines: a systematic review and network meta-analysis of individual participant data. EClinicalMedicine 61:102073
, 2023. Safety of COVID-19 booster dose: is the juice worth the squeeze? Lancet Infect Dis 23(10):1097-1099
, 2023. ChAdOx1 nCoV-19 (AZD1222) vaccine-induced Fc receptor binding tracks with differential susceptibility to COVID-19. Nat Immunol 24(7):1161-1172
, 2023. Neural tube defects as a cause of death among stillbirths, infants, and children younger than 5 years in sub-Saharan Africa and southeast Asia: an analysis of the CHAMPS network. Lancet Glob Health 11(7):e1041-e1052
, 2023. COVID-19 Vaccination Hesitancy among Youths in Soweto, South Africa. Vaccines (Basel) 11.
, 2023. Streptococcus pneumoniae and other bacterial nasopharyngeal colonization seven years post-introduction of 13-valent pneumococcal conjugate vaccine in South African children. Int J Infect Dis 134:45-52
, 2023. Efficacy of primary series AZD1222 (ChAdOx1 nCoV-19) vaccination against SARS-CoV-2 variants of concern: Final analysis of a randomized, placebo-controlled, phase 1b/2 study in South African adults (COV005). Vaccine 41(23):3486-3492
, 2023. Evaluation of Clinical Case Definitions for Respiratory Syncytial Virus Lower Respiratory Tract Infection in Young Children. J Pediatric Infect Dis Soc 12(5):273-281
, 2023. All-cause and pathogen-specific lower respiratory tract infection hospital admissions in children younger than 5 years during the COVID-19 pandemic (2020-22) compared with the pre-pandemic period (2015-19) in South Africa: an observational study. Lancet Infect Dis 23(9):1031-1041
, 2023. In-silico identification of potential inhibitors against FabI protein in Klebsiella pneumoniae. J Biomol Struct Dyn.
, 2023. Nirsevimab for Prevention of RSV in Term and Late-Preterm Infants. N Engl J Med 388(16):1533-1534
, 2023. Causes of death identified in neonates enrolled through Child Health and Mortality Prevention Surveillance (CHAMPS), December 2016 -December 2021. PLOS Glob Public Health 3(3):e0001612
, 2023. Optimization of a high-throughput nanofluidic real-time PCR to detect and quantify of 15 bacterial species and 92 Streptococcus pneumoniae serotypes. Sci Rep 13(1):4588
, 2023. Single priming and booster dose of ten-valent and 13-valent pneumococcal conjugate vaccines and Streptococcus pneumoniae colonisation in children in South Africa: a single-centre, open-label, randomised trial. Lancet Child Adolesc Health 7(5):326-335
, 2023. COVID-19 Vaccination Rollout: Aspects of Hesitancy in South Africa. Vaccines (Basel) 11.
, 2023. In-hospital mortality risk stratification in children aged under 5 years with pneumonia with or without pulse oximetry: A secondary analysis of the Pneumonia REsearch Partnership to Assess WHO REcommendations (PREPARE) dataset. Int J Infect Dis 129:240-250
, 2023. Association of infant Rib and Alp1 surface protein N-terminal domain immunoglobulin G and invasive Group B Streptococcal disease in young infants. Vaccine 41(10):1679-1683
, 2023. Novavax NVX-COV2373 triggers neutralization of Omicron sub-lineages. Sci Rep 13(1):1222
, 2023. Adverse maternal, fetal, and newborn outcomes among pregnant women with SARS-CoV-2 infection: an individual participant data meta-analysis. BMJ Glob Health 8.
, 2023. Nosocomial RSV-related In-hospital Mortality in Children <5 Years: A Global Case Series. Pediatr Infect Dis J 42(1):1-7
, 2023. T-cell responses induced by ChAdOx1 nCoV-19 (AZD1222) vaccine to wild-type severe acute respiratory syndrome coronavirus 2 among people with and without HIV in South Africa. AIDS 37(1):105-112
, 2023. Human Metapneumovirus-Associated Hospitalization in HIV-1 Exposed Uninfected and HIV-1 Uninfected Children Less Than 5 Years in South Africa. J Pediatric Infect Dis Soc 12(1):53-55
, 2023. Durability of ChAdOx1 nCoV-19 (AZD1222) vaccine and hybrid humoral immunity against variants including omicron BA.1 and BA.4 6 months after vaccination (COV005): a post-hoc analysis of a randomised, phase 1b-2a trial. Lancet Infect Dis 23(3):295-306
, 2023. Clinical risk factors of adverse outcomes among women with COVID-19 in the pregnancy and postpartum period: a sequential, prospective meta-analysis. Am J Obstet Gynecol 228(2):161-177
, 2022. Assembling a global database of child pneumonia studies to inform WHO pneumonia management algorithm: Methodology and applications. J Glob Health 12:04075
, 2022. Antepartum SARS-CoV-2 infection and adverse birth outcomes in South African women. J Glob Health 12:05050
, 2022. Effectiveness of Influenza Vaccination of Pregnant Women for Prevention of Maternal and Early Infant Influenza-Associated Hospitalizations in South Africa: A Prospective Test-Negative Study. Open Forum Infect Dis 9(11):ofac552
, 2022. Active Intrapartum SARS-CoV-2 Infection and Pregnancy Outcomes. Am J Perinatol 39(S 01):S42-S48
, 2022. Prioritizing Health Care Strategies to Reduce Childhood Mortality. JAMA Netw Open 5(10):e2237689
, 2022. Coronavirus Host Genomics Study: South Africa (COVIGen-SA). Glob Health Epidemiol Genom 2022:7405349
, 2022. COVID-19 Vaccination Rollout: Aspects of Acceptability in South Africa. Vaccines (Basel) 10.
, 2022. Evolution of the Gut Microbiome in HIV-Exposed Uninfected and Unexposed Infants during the First Year of Life. mBio 13(5):e0122922
, 2022. An outbreak of infection due to severe acute respiratory corona virus-2 in a neonatal unit from a low and middle income setting. Front Pediatr 10:933982
, 2022. Maternal-foetal transfer of severe acute respiratory syndrome coronavirus 2 antibodies among women with and those without HIV infection. AIDS 36(13):1777-1782
, 2022. Insights on the differentiation of stillbirths and early neonatal deaths: A study from the Child Health and Mortality Prevention Surveillance (CHAMPS) network. PLoS One 17(7):e0271662
, 2022. Methodology for a correlate of protection for group B Streptococcus: Report from the Bill & Melinda Gates Foundation workshop held on 10 and 11 February 2021. Vaccine 40(32):4283-4291
, 2022. Safety and immunogenicity of VPM1002 versus BCG in South African newborn babies: a randomised, phase 2 non-inferiority double-blind controlled trial. Lancet Infect Dis 22(10):1472-1483
, 2022. Neurodevelopmental and growth outcomes after invasive Group B Streptococcus in early infancy: A multi-country matched cohort study in South Africa, Mozambique, India, Kenya, and Argentina. EClinicalMedicine 47:101358
, 2022. Population genomics of pneumococcal carriage in South Africa following the introduction of the 13-valent pneumococcal conjugate vaccine (PCV13) immunization. Microb Genom 8.
, 2022. COVID-19 vaccines in pregnancy. Trends Mol Med 28(8):662-680
, 2022. Influenza Vaccination Results in Differential Hemagglutinin Stalk-Specific Fc-Mediated Functions in Individuals Living With or Without HIV. Front Immunol 13:873191
, 2022. Group B streptococcus infection during pregnancy and infancy: estimates of regional and global burden. Lancet Glob Health 10(6):e807-e819
, 2022. Vitamin D Deficiency and Its Association with Iron Deficiency in African Children. Nutrients 14.
, 2022. Identifying gaps in hand hygiene practice to support tailored target audience messaging in Soweto: A cross-sectional community survey. S Afr J Infect Dis 37(1):339
, 2022. Emergence and phenotypic characterization of the global SARS-CoV-2 C.1.2 lineage. Nat Commun 13(1):1976
, 2022. Fetal Transfer of Human Metapneumovirus-Neutralizing Antibodies Is Reduced From Mothers Living With HIV-1. J Pediatric Infect Dis Soc 11(7):341-344
, 2022. Estimation of invasive Group B Streptococcus disease risk in young infants from case-control serological studies. BMC Med Res Methodol 22(1):85
, 2022. SARS-CoV-2 Omicron Symptomatic Infections in Previously Infected or Vaccinated South African Healthcare Workers. Vaccines (Basel) 10.
, 2022. Safety of Nirsevimab for RSV in Infants with Heart or Lung Disease or Prematurity. N Engl J Med 386(9):892-894
, 2022. Nirsevimab for Prevention of RSV in Healthy Late-Preterm and Term Infants. N Engl J Med 386(9):837-846
, 2022. Population Immunity and Covid-19 Severity with Omicron Variant in South Africa. N Engl J Med 386(14):1314-1326
, 2022. SARS-CoV-2 Omicron-B.1.1.529 leads to widespread escape from neutralizing antibody responses. Cell 185(3):467-484.e15
, 2022. Clinical characteristics and histopathology of COVID-19 related deaths in South African adults. PLoS One 17(1):e0262179
, 2022. Innovative vaccine approaches-a Keystone Symposia report. Ann N Y Acad Sci 1511(1):59-86
, 2022. The antimicrobial activity of zinc against group B Streptococcus is strain-dependent across diverse sequence types, capsular serotypes, and invasive versus colonizing isolates. BMC Microbiol 22(1):23
, 2022. The association between early-onset sepsis and neonatal encephalopathy. J Perinatol 42(3):354-358
, 2022. International links between Streptococcus pneumoniae vaccine serotype 4 sequence type (ST) 801 in Northern European shipyard outbreaks of invasive pneumococcal disease. Vaccine 40(7):1054-1060
, 2022. Correlation of dried blood spots and plasma for quantification of Immunoglobulin (IgG) against Receptor binding domain and full length spike protein of SARS-CoV-2. J Virol Methods 300:114394
, 2022. Epidemiology of SARS-CoV-2 infection and SARS-CoV-2 positive hospital admissions among children in South Africa. Influenza Other Respir Viruses 16(1):34-47
, 2022. South African Children: A Matched Cohort Study of Neurodevelopmental Impairment in Survivors of Invasive Group B Streptococcus Disease Aged 5 to 8 Years. Clin Infect Dis 74(Suppl_1):S5-S13
, 2022. Quantifying the Acute Care Costs of Neonatal Bacterial Sepsis and Meningitis in Mozambique and South Africa. Clin Infect Dis 74(Suppl_1):S64-S69
, 2022. Emotional and Behavioral Outcomes in Childhood for Survivors of Invasive Group B Streptococcus Disease in Infancy: Findings From 5 Low- and Middle-Income Countries. Clin Infect Dis 74(Suppl_1):S35-S43
, 2022. Estimated SARS-CoV-2 infection rate and fatality risk in Gauteng Province, South Africa: a population-based seroepidemiological survey. Int J Epidemiol 51(2):404-417
, 2022. Global prevalence and clinical outcomes of tubercular uveitis: a systematic review and meta-analysis. Surv Ophthalmol 67(3):770-792
, 2021. T-cell responses to SARS-CoV-2 in unexposed South African women. Gates Open Res 5:150
, 2021. Incidence of febrile seizures and associated factors in children in Soweto, South Africa. S Afr Med J 111(8):796-802
, 2021. High-throughput nanofluidic real-time PCR to discriminate Pneumococcal Conjugate Vaccine (PCV)-associated serogroups 6, 18, and 22 to serotypes using modified oligonucleotides. Sci Rep 11(1):23728
, 2021. Sepsis in previously healthy neonates discharged home after delivery in Soweto, South Africa. S Afr Med J 111(5):432-436
, 2021. Infant serotype specific anti-capsular immunoglobulin G antibody and risk of invasive group B Streptococcal disease. Vaccine 39(47):6813-6816
, 2021. Postmortem investigations and identification of multiple causes of child deaths: An analysis of findings from the Child Health and Mortality Prevention Surveillance (CHAMPS) network. PLoS Med 18(9):e1003814
, 2021. Deaths Attributed to Respiratory Syncytial Virus in Young Children in High-Mortality Rate Settings: Report from Child Health and Mortality Prevention Surveillance (CHAMPS). Clin Infect Dis 73(Suppl_3):S218-S228
, 2021. Global Respiratory Syncytial Virus-Related Infant Community Deaths. Clin Infect Dis 73(Suppl_3):S229-S237
, 2021. Epidemiology and Seasonality of Endemic Human Coronaviruses in South African and Zambian Children: A Case-Control Pneumonia Study. Viruses 13.
, 2021. The Etiology of Pneumonia in HIV-1-infected South African Children in the Era of Antiretroviral Treatment: Findings From the Pneumonia Etiology Research for Child Health (PERCH) Study. Pediatr Infect Dis J 40(9S):S69-S78
, 2021. The Etiology of Pneumonia in HIV-uninfected South African Children: Findings From the Pneumonia Etiology Research for Child Health (PERCH) Study. Pediatr Infect Dis J 40(9S):S59-S68
, 2021. Safety and immunogenicity of the ChAdOx1 nCoV-19 (AZD1222) vaccine against SARS-CoV-2 in people living with and without HIV in South Africa: an interim analysis of a randomised, double-blind, placebo-controlled, phase 1B/2A trial. Lancet HIV 8(9):e568-e580
, 2021. Clinical Characteristics and Histopathology of Coronavirus Disease 2019-Related Deaths in African Children. Pediatr Infect Dis J 40(9):e323-e332
, 2021. Estimated impact of maternal vaccination on global paediatric influenza-related in-hospital mortality: A retrospective case series. EClinicalMedicine 37:100945
, 2021. Mortality in children aged <5 years with severe acute respiratory illness in a high HIV-prevalence urban and rural areas of South Africa, 2009-2013. PLoS One 16(8):e0255941
, 2021. ChAdOx1 nCoV-19 Vaccine Efficacy against the B.1.351 Variant. Reply. N Engl J Med 385(6):571-572
, 2021. Diarrhoeal diseases in Soweto, South Africa, 2020: a cross-sectional community survey. BMC Public Health 21(1):1431
, 2021. Cytokine profiles in children with acute intussusception in South Africa. Cytokine 146:155639
, 2021. Effect of cytomegalovirus infection on humoral immune responses to select vaccines administered during infancy. Vaccine 39(34):4793-4799
, 2021. The role of interspecies recombination in the evolution of antibiotic-resistant pneumococci. Elife 10.
, 2021. Clinical presentation and management of childhood intussusception in South Africa. Pediatr Surg Int 37(10):1361-1370
, 2021. Epidemiology of the Rhinovirus (RV) in African and Southeast Asian Children: A Case-Control Pneumonia Etiology Study. Viruses 13.
, 2021. Investigation of Possible Nosocomial-Associated Invasive Group B Streptococcus Disease Using Whole-Genome Sequencing: A Report of 3 Cases. J Pediatric Infect Dis Soc 10(8):880-882
, 2021. Prevalence and predictors of vitamin D deficiency in young African children. BMC Med 19(1):115
, 2021. Efficacy of NVX-CoV2373 Covid-19 Vaccine against the B.1.351 Variant. N Engl J Med 384(20):1899-1909
, 2021. Severe Acute Respiratory Syndrome Coronavirus 2 Infection Among Healthcare Workers in South Africa: A Longitudinal Cohort Study. Clin Infect Dis 73(10):1896-1900
, 2021. Upper Respiratory Tract Co-detection of Human Endemic Coronaviruses and High-density Pneumococcus Associated With Increased Severity Among HIV-Uninfected Children Under 5 Years Old in the PERCH Study. Pediatr Infect Dis J 40(6):503-512
, 2021. Efficacy of the ChAdOx1 nCoV-19 Covid-19 Vaccine against the B.1.351 Variant. N Engl J Med 384(20):1885-1898
, 2021. Malaria is a cause of iron deficiency in African children. Nat Med 27(4):653-658
, 2021. Single-dose administration and the influence of the timing of the booster dose on immunogenicity and efficacy of ChAdOx1 nCoV-19 (AZD1222) vaccine: a pooled analysis of four randomised trials. Lancet 397(10277):881-891
, 2021. In Utero Human Cytomegalovirus Infection Is Associated With Increased Levels of Putatively Protective Maternal Antibodies in Nonprimary Infection: Evidence for Boosting but Not Protection. Clin Infect Dis 73(4):e981-e987
, 2021. Approaches, achievements, challenges, and lessons learned in setting up an urban-based Health and Demographic Surveillance System in South Africa. Glob Health Action 14(1):1874138
, 2021. Pneumococcal Conjugate Vaccine Protection against Coronavirus-Associated Pneumonia Hospitalization in Children Living with and without HIV. mBio 12.
, 2021. Association of Group B Streptococcus (GBS) Serum Serotype-Specific Anticapsular Immunoglobulin G Concentration and Risk Reduction for Invasive GBS Disease in South African Infants: An Observational Birth-Cohort, Matched Case-Control Study. Clin Infect Dis 73(5):e1170-e1180
, 2021. Safety and efficacy of the ChAdOx1 nCoV-19 vaccine (AZD1222) against SARS-CoV-2: an interim analysis of four randomised controlled trials in Brazil, South Africa, and the UK. Lancet 397(10269):99-111
, 2021. Global burden of acute lower respiratory infection associated with human metapneumovirus in children under 5 years in 2018: a systematic review and modelling study. Lancet Glob Health 9(1):e33-e43
, 2021. The Etiology of Pneumonia From Analysis of Lung Aspirate and Pleural Fluid Samples: Findings From the Pneumonia Etiology Research for Child Health (PERCH) Study. Clin Infect Dis 73(11):e3788-e3796
, 2020. Quantifying long-term health and economic outcomes for survivors of group B Streptococcus invasive disease in infancy: protocol of a multi-country study in Argentina, India, Kenya, Mozambique and South Africa. Gates Open Res 4:138
, 2020. Bacterial nasopharyngeal carriage following infant immunization with pneumococcal conjugate vaccines according to a 2+1 schedule in children in South Africa: an exploratory analysis of two clinical trials. Expert Rev Vaccines 19(12):1177-1189
, 2020. Burden of Tuberculosis in South African Children During Treatment for Underlying Malignancies: A Single-center Experience in Johannesburg. Pediatr Infect Dis J 39(12):1111-1115
, 2020. Neurological and growth outcomes in South African children with congenital cytomegalovirus: A cohort study. PLoS One 15(9):e0238102
, 2020. Systematic review of Group B Streptococcal capsular types, sequence types and surface proteins as potential vaccine candidates. Vaccine 38(43):6682-6694
, 2020. COVID-19 lockdowns in low- and middle-income countries: Success against COVID-19 at the price of greater costs. S Afr Med J 110(8):724-726
, 2020. Antimicrobial susceptibility and serotype distribution of Streptococcus agalactiae rectovaginal colonising isolates from pregnant women at a tertiary hospital in Pretoria, South Africa: An observational descriptive study. S Afr Med J 110(9):869-871
, 2020. Immunogenicity of influenza vaccines administered to pregnant women in randomized clinical trials in Mali and South Africa. Vaccine 38(41):6478-6483
, 2020. Immunogenicity of a single-dose compared with a two-dose primary series followed by a booster dose of ten-valent or 13-valent pneumococcal conjugate vaccine in South African children: an open-label, randomised, non-inferiority trial. Lancet Infect Dis 20(12):1426-1436
, 2020. Neurodevelopmental Impairment at 1 Year of Age in Infants With Previous Invasive Group B Streptococcal Sepsis and Meningitis. Pediatr Infect Dis J 39(9):794-798
, 2020. Respiratory Syncytial Virus Vaccination during Pregnancy and Effects in Infants. N Engl J Med 383(5):426-439
, 2020. Initial findings from a novel population-based child mortality surveillance approach: a descriptive study. Lancet Glob Health 8(7):e909-e919
, 2020. Efficacy, duration of protection, birth outcomes, and infant growth associated with influenza vaccination in pregnancy: a pooled analysis of three randomised controlled trials. Lancet Respir Med 8(6):597-608
, 2020. High Burden of Serious Bacterial Infections in African Children Treated for Cancer. Pediatr Infect Dis J 39(10):943-948
, 2020. Influenza or Meningococcal Immunization During Pregnancy and Mortality in Women and Infants: A Pooled Analysis of Randomized Controlled Trials. Pediatr Infect Dis J 39(7):641-644
, 2020. Visualizing variation within Global Pneumococcal Sequence Clusters (GPSCs) and country population snapshots to contextualize pneumococcal isolates. Microb Genom 6.
, 2020. Pulmonary function sequelae after respiratory syncytial virus lower respiratory tract infection in children: A systematic review. Pediatr Pulmonol 55(7):1567-1583
, 2020. Short-term immunogenicity and safety of hepatitis-A and varicella vaccines in HIV-exposed uninfected and HIV-unexposed South African children. Vaccine 38(22):3862-3868
, 2020. Safety and immunogenicity of a parenteral trivalent P2-VP8 subunit rotavirus vaccine: a multisite, randomised, double-blind, placebo-controlled trial. Lancet Infect Dis 20(7):851-863
, 2020. Residual colonization by vaccine serotypes in rural South Africa four years following initiation of pneumococcal conjugate vaccine immunization. Expert Rev Vaccines 19(4):383-393
, 2020. Characterization of human respiratory syncytial virus (RSV) isolated from HIV-exposed-uninfected and HIV-unexposed infants in South Africa during 2015-2017. Influenza Other Respir Viruses 14(4):403-411
, 2020. Streptococcus pneumoniae colonization in pneumococcal vaccine-naïve human immunodeficiency virus-exposed infected and -uninfected South African children. Medicine (Baltimore) 99(9):e19353
, 2020. A prospective case-control study on the association of Rhinovirus nasopharyngeal viral load and viremia in South African children hospitalized with severe pneumonia. J Clin Virol 125:104288
, 2020. Global burden of respiratory infections associated with seasonal influenza in children under 5 years in 2018: a systematic review and modelling study. Lancet Glob Health 8(4):e497-e510
, 2020. Effect of HIV-exposure and timing of antiretroviral treatment initiation in children living with HIV on antibody persistence and memory responses to Haemophilus influenzae type b and pneumococcal polysaccharide-protein conjugate vaccines. Vaccine 38(12):2651-2659
, 2020. Impact of HIV status and vaccination schedule on bacterial nasopharyngeal carriage following infant immunisation with the pneumococcal non-typeable Haemophilus influenzae protein D conjugate vaccine in South Africa. Vaccine 38(10):2350-2360
, 2020. Immunogenicity and safety of different dosing schedules of trivalent inactivated influenza vaccine in pregnant women with HIV: a randomised controlled trial. Lancet HIV 7(2):e91-e103
, 2020. Evaluation of the impact of HIV-1 infection and density of common nasopharyngeal bacterial colonizers in South African children immunized with 7-valent pneumococcal conjugate vaccine. Vaccine 38(7):1762-1769
, 2020. Rubella seroprevalence in pregnant women living with and without HIV in Soweto, South Africa. Int J Infect Dis 91:255-260
, 2020. A mosaic tetracycline resistance gene tet(S/M) detected in an MDR pneumococcal CC230 lineage that underwent capsular switching in South Africa. J Antimicrob Chemother 75(3):512-520
, 2020. Measles seroprevalence in pregnant women in Soweto, South Africa: a nested cohort study. Clin Microbiol Infect 26(4):515.e1-515.e4
, 2020. Hemagglutinin Stalk Antibody Responses Following Trivalent Inactivated Influenza Vaccine Immunization of Pregnant Women and Association With Protection From Influenza Virus Illness. Clin Infect Dis 71(4):1072-1079
, 2020. Epidemiology of invasive bacterial infections in pneumococcal conjugate vaccine-vaccinated and -unvaccinated children under 5 years of age in Soweto, South Africa: a cohort study from a high-HIV burden setting. Paediatr Int Child Health 40(1):50-57
, 2020. Evaluation of Intussusception After Oral Monovalent Rotavirus Vaccination in South Africa. Clin Infect Dis 70(8):1606-1612
, 2020. The Predictive Performance of a Pneumonia Severity Score in Human Immunodeficiency Virus-negative Children Presenting to Hospital in 7 Low- and Middle-income Countries. Clin Infect Dis 70(6):1050-1057
, 2020. The Association Between Breast Milk Group B Streptococcal Capsular Antibody Levels and Late-onset Disease in Young Infants. Clin Infect Dis 70(6):1110-1114
, 2019. Maternal and neonatal vitamin D status at birth in black South Africans. S Afr Med J 109(10):807-813
, 2019. Clinical and Molecular Epidemiology of Invasive Group B Streptococcus Disease among Infants, China. Emerg Infect Dis 25(11):2021-2030
, 2019. Using Participatory Workshops to Assess Alignment or Tension in the Community for Minimally Invasive Tissue Sampling Prior to Start of Child Mortality Surveillance: Lessons From 5 Sites Across the CHAMPS Network. Clin Infect Dis 69(Suppl 4):S280-S290
, 2019. Unraveling Specific Causes of Neonatal Mortality Using Minimally Invasive Tissue Sampling: An Observational Study. Clin Infect Dis 69(Suppl 4):S351-S360
, 2019. Potential of Minimally Invasive Tissue Sampling for Attributing Specific Causes of Childhood Deaths in South Africa: A Pilot, Epidemiological Study. Clin Infect Dis 69(Suppl 4):S361-S373
, 2019. Investigating the Feasibility of Child Mortality Surveillance With Postmortem Tissue Sampling: Generating Constructs and Variables to Strengthen Validity and Reliability in Qualitative Research. Clin Infect Dis 69(Suppl 4):S291-S301
, 2019. An Observational Pilot Study Evaluating the Utility of Minimally Invasive Tissue Sampling to Determine the Cause of Stillbirths in South African Women. Clin Infect Dis 69(Suppl 4):S342-S350
, 2019. The ferroportin Q248H mutation protects from anemia, but not malaria or bacteremia. Sci Adv 5(9):eaaw0109
, 2019. Trivalent influenza vaccination randomized control trial of pregnant women and adverse fetal outcomes. Vaccine 37(36):5397-5403
, 2019. Global patterns in monthly activity of influenza virus, respiratory syncytial virus, parainfluenza virus, and metapneumovirus: a systematic analysis. Lancet Glob Health 7(8):e1031-e1045
, 2019. Immunogenicity and Safety of an Early Measles Vaccination Schedule at 6 and 12 Months of Age in Human Immunodeficiency Virus (HIV)-Unexposed and HIV-Exposed, Uninfected South African Children. J Infect Dis 220(9):1529-1538
, 2019. Molecular Subtyping of Human Rhinovirus in Children from Three Sub-Saharan African Countries. J Clin Microbiol 57.
2019. Causes of severe pneumonia requiring hospital admission in children without HIV infection from Africa and Asia: the PERCH multi-country case-control study. Lancet 394(10200):757-779
, 2019. Pneumococcal lineages associated with serotype replacement and antibiotic resistance in childhood invasive pneumococcal disease in the post-PCV13 era: an international whole-genome sequencing study. Lancet Infect Dis 19(7):759-769
, 2019. Putative novel cps loci in a large global collection of pneumococci. Microb Genom 5.
, 2019. Optimal timing of influenza vaccine during pregnancy: A systematic review and meta-analysis. Influenza Other Respir Viruses 13(5):438-452
, 2019. Influenza epidemiology and influenza vaccine effectiveness during the 2016-2017 season in the Global Influenza Hospital Surveillance Network (GIHSN). BMC Public Health 19(1):487
, 2019. Performance of the Biomark HD real-time qPCR System (Fluidigm) for the detection of nasopharyngeal bacterial pathogens and Streptococcus pneumoniae typing. Sci Rep 9(1):6494
, 2019. International genomic definition of pneumococcal lineages, to contextualise disease, antibiotic resistance and vaccine impact. EBioMedicine 43:338-346
, 2019. HIV-Exposed Uninfected Infants Have Increased Regulatory T Cells That Correlate With Decreased T Cell Function. Front Immunol 10:595
, 2019. Surveillance for incidence and etiology of early-onset neonatal sepsis in Soweto, South Africa. PLoS One 14(4):e0214077
, 2019. Neutrophil Counts in Healthy South African Infants: Implications for Enrollment and Adverse Event Grading in Clinical Trials in an African Setting. J Pediatr X 1:100005
, 2019. Causes of stillbirths among women from South Africa: a prospective, observational study. Lancet Glob Health 7(4):e503-e512
, 2019. Serocorrelates of protection against infant group B streptococcus disease. Lancet Infect Dis 19(5):e162-e171
, 2019. Prevalence of Congenital Cytomegalovirus Infection and Associated Risk of In Utero Human Immunodeficiency Virus (HIV) Acquisition in a High-HIV Prevalence Setting, South Africa. Clin Infect Dis 69(10):1789-1796
, 2019. Impaired Transplacental Transfer of Respiratory Syncytial Virus-neutralizing Antibodies in Human Immunodeficiency Virus-infected Versus -uninfected Pregnant Women. Clin Infect Dis 69(1):151-154
, 2019. Measles Immunity at 4.5 Years of Age Following Vaccination at 9 and 15-18 Months of Age Among Human Immunodeficiency Virus (HIV)-infected, HIV-exposed-uninfected, and HIV-unexposed Children. Clin Infect Dis 69(4):687-696
, 2019. Effect of HIV exposure and timing of antiretroviral therapy initiation on immune memory responses to diphtheria, tetanus, whole cell pertussis and hepatitis B vaccines. Expert Rev Vaccines 18(1):95-104
, 2019. Epidemiology of human astroviruses among children younger than 5 years: Prospective hospital-based sentinel surveillance in South Africa, 2009-2014. J Med Virol 91(2):225-234
, 2019. Performance of Surveillance Case Definitions in Detecting Respiratory Syncytial Virus Infection Among Young Children Hospitalized With Severe Respiratory Illness-South Africa, 2009-2014. J Pediatric Infect Dis Soc 8(4):325-333
, 2018. Safety and Immunogenicity of Measles Vaccination in HIV-Infected and HIV-Exposed Uninfected Children: A Systematic Review and Meta-Analysis. EClinicalMedicine 1:28-42
, 2018. An evaluation of the quality of discharge summaries from the general paediatric wards at Chris Hani Baragwanath Academic Hospital, Johannesburg, South Africa. S Afr Med J 108(11):953-956
, 2018. Empyema in children hospitalised at Chris Hani Baragwanath Academic Hospital, Johannesburg, South Africa: A retrospective study. S Afr Med J 108(12):1055-1058
, 2018. Neutralization and hemagglutination-inhibition antibodies following influenza vaccination of HIV-infected and HIV-uninfected pregnant women. PLoS One 13(12):e0210124
, 2018. The role of bacterial vaccines in the prevention of influenza mortality. Lancet Glob Health 6(12):e1268-e1269
, 2018. Knowledge gaps among South African healthcare providers regarding the prevention of neonatal group B streptococcal disease. PLoS One 13(10):e0205157
, 2018. Experience and challenges on influenza and pertussis vaccination in pregnant women. Hum Vaccin Immunother 14(9):2183-2188
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, 2007. Seasonality, incidence, and repeat human metapneumovirus lower respiratory tract infections in an area with a high prevalence of human immunodeficiency virus type-1 infection. Pediatr Infect Dis J 26(8):693-9
, 2007. Herd immunity after pneumococcal conjugate vaccination. Lancet 370(9583):218-219
, 2007. Pneumococcal vaccines and flu preparedness. Science 316(5821):49-50
, 2007. Estimating the protective concentration of anti-pneumococcal capsular polysaccharide antibodies. Vaccine 25(19):3816-26
, 2007. HIV and pneumococcal disease. Curr Opin Infect Dis 20(1):11-5
, 2007. Long-term immunogenicity and efficacy of a 9-valent conjugate pneumococcal vaccine in human immunodeficient virus infected and non-infected children in the absence of a booster dose of vaccine. Vaccine 25(13):2451-7
, 2007. World Health Organisation definition of "radiologically-confirmed pneumonia" may under-estimate the true public health value of conjugate pneumococcal vaccines. Vaccine 25(13):2413-9
, 2006. Impact of conjugate Haemophilus influenzae type b (Hib) vaccine introduction in South Africa. Bull World Health Organ 84(10):811-8
, 2006. Pneumococcal vaccination in developing countries. Lancet 367(9526):1880-2
, 2006. Five-year cohort study of hospitalization for respiratory syncytial virus associated lower respiratory tract infection in African children. J Clin Virol 36(3):215-21
, 2006. Pneumococcal coinfection with human metapneumovirus. J Infect Dis 193(9):1236-43
, 2006. Usefulness of C-reactive protein to define pneumococcal conjugate vaccine efficacy in the prevention of pneumonia. Pediatr Infect Dis J 25(1):30-6
, 2006. Acute Respiratory Infections. .
, 2005. Immunogenicity and effectiveness of Haemophilus influenzae type b conjugate vaccine in HIV infected and uninfected African children. Vaccine 23(48-49):5517-25
, 2005. Human metapneumovirus genetic variability, South Africa. Emerg Infect Dis 11(7):1074-8
, 2005. Quantitative and qualitative antibody response to pneumococcal conjugate vaccine among African human immunodeficiency virus-infected and uninfected children. Pediatr Infect Dis J 24(5):410-6
, 2005. The impact of a 9-valent pneumococcal conjugate vaccine on the public health burden of pneumonia in HIV-infected and -uninfected children. Clin Infect Dis 40(10):1511-8
, 2005. Use of procalcitonin and C-reactive protein to evaluate vaccine efficacy against pneumonia. PLoS Med 2(2):e38
, 2004. Oral antibiotics for the treatment of severe pneumonia in children. Lancet 364(9440):1104-5
, 2004. Impact of haemophilus influenzae type b conjugate vaccine in South Africa and Argentina. Pediatr Infect Dis J 23(9):842-7
, 2004. A role for Streptococcus pneumoniae in virus-associated pneumonia. Nat Med 10(8):811-3
, 2004. Gender as a risk factor for both antibiotic resistance and infection with pediatric serogroups/serotypes, in HIV-infected and -uninfected adults with pneumococcal bacteremia. J Infect Dis 189(11):1996-2000
, 2003. Human metapneumovirus-associated lower respiratory tract infections among hospitalized human immunodeficiency virus type 1 (HIV-1)-infected and HIV-1-uninfected African infants. Clin Infect Dis 37(12):1705-10
, 2003. A trial of a 9-valent pneumococcal conjugate vaccine in children with and those without HIV infection. N Engl J Med 349(14):1341-8
, 2002. Ineffectiveness of trimethoprim-sulfamethoxazole prophylaxis and the importance of bacterial and viral coinfections in African children with Pneumocystis carinii pneumonia. Clin Infect Dis 35(9):1120-6
, 2002. Severe lower respiratory tract infections associated with human parainfluenza viruses 1-3 in children infected and noninfected with HIV type 1. Eur J Clin Microbiol Infect Dis 21(7):499-505
, 2002. Defining the potential impact of conjugate bacterial polysaccharide-protein vaccines in reducing the burden of pneumonia in human immunodeficiency virus type 1-infected and -uninfected children. Pediatr Infect Dis J 21(5):393-9
, 2002. Reduced effectiveness of Haemophilus influenzae type b conjugate vaccine in children with a high prevalence of human immunodeficiency virus type 1 infection. Pediatr Infect Dis J 21(4):315-21
, 2002. Lower respiratory tract infections associated with influenza A and B viruses in an area with a high prevalence of pediatric human immunodeficiency type 1 infection. Pediatr Infect Dis J 21(4):291-7
, 2001. Impact of human immunodeficiency virus type 1 infection on the epidemiology and outcome of bacterial meningitis in South African children. Int J Infect Dis 5(3):119-25
, 2001. Differing manifestations of respiratory syncytial virus-associated severe lower respiratory tract infections in human immunodeficiency virus type 1-infected and uninfected children. Pediatr Infect Dis J 20(2):164-70
, 2000. Impact of human immunodeficiency virus type 1 on the disease spectrum of Streptococcus pneumoniae in South African children. Pediatr Infect Dis J 19(12):1141-7
, 2000. Increased disease burden and antibiotic resistance of bacteria causing severe community-acquired lower respiratory tract infections in human immunodeficiency virus type 1-infected children. Clin Infect Dis 31(1):170-6
, 2000. Increased burden of respiratory viral associated severe lower respiratory tract infections in children infected with human immunodeficiency virus type-1. J Pediatr 137(1):78-84
, 1999. Pneumococcal conjugate vaccine--prospects for intervention in children. Semin Respir Infect 14(3):285-94
, 1999. Emergence of drug resistance. Impact on bacterial meningitis. Infect Dis Clin North Am 13(3):637-46, vii
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