Anna Calvert

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

Merryn Voysey, Sue Ann Costa Clemens, Shabir A. Madhi et al. · The Lancet · 2020 · 5K citations · Full text

Safety and immunogenicity of the ChAdOx1 nCoV-19 vaccine against SARS-CoV-2: a preliminary report of a phase 1/2, single-blind, randomised controlled trial

Pedro M. Folegatti, Katie Ewer, Parvinder K. Aley et al. · The Lancet · 2020 · 2.6K citations · Full text

Vaccination, Vaccine Safety, Phase 1/2 +7

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

Merryn Voysey, Sue Ann Costa Clemens, Shabir A. Madhi et al. · The Lancet · 2021 · 1.2K citations · Full text

Respiratory Syncytial Virus Vaccination during Pregnancy and Effects in Infants

Shabir A. Madhi, Fernando P. Polack, Pedro A. Piedra et al. · New England Journal of Medicine · 2020 · 408 citations · Full text

Attitudes of Pregnant Women and Healthcare Professionals Toward Clinical Trials and Routine Implementation of Antenatal Vaccination Against Respiratory Syncytial Virus: A Multicenter Questionnaire Study

Christopher R Wilcox, Anna Calvert, Jane Metz et al. · The Pediatric Infectious Disease Journal · 2019 · 59 citations · Full text