Anna Bara

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

Veterinary Medicine, Infectious Diseases, Preventive Medicine +17

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

Veterinary Medicine, Immunology, Immunization +16

Safety and immunogenicity of the ChAdOx1 nCoV-19 (AZD1222) vaccine against SARS-CoV-2 in HIV infection: a single-arm substudy of a phase 2/3 clinical trial

John Frater, Katie Ewer, Ane Ogbe et al. · The Lancet HIV · 2021 · 256 citations · Full text

Veterinary Medicine, Immunology, Infectious Diseases +15

The effect of vitamin D supplementation on knee osteoarthritis, the VIDEO study: a randomised controlled trial

N K Arden, Sally Sheard, Caroline J Doré et al. · Osteoarthritis and Cartilage · 2016 · 134 citations · Full text

Medicine, Orthopaedic Surgery, Orthopedic Surgery +16

This is a platform alteration: a trial management perspective on the operational aspects of adaptive and platform and umbrella protocols

Francesca Schiavone, Riya Bathia, Krishna Letchemanan et al. · Trials · 2019 · 62 citations · Full text

Medicine, Biostatistics, Clinical Data Management +15