Beatriz Arns

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

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

Convalescent plasma for COVID-19 in hospitalised patients: an open-label, randomised clinical trial

Leo Sekine, Beatriz Arns, Bruna R. Fabro et al. · European Respiratory Journal · 2021 · 67 citations · Full text

World Health Organization priority antimicrobial resistance in Enterobacterales, Acinetobacter baumannii, Pseudomonas aeruginosa, Staphylococcus aureus and Enterococcus faecium healthcare-associated bloodstream infections in Brazil (ASCENSION): a prospective, multicentre, observational study

Laura C. Antochevis, Camila Mörschbächer Wilhelm, Beatriz Arns et al. · The Lancet Regional Health - Americas · 2025 · 18 citations · Full text

IMPACTO-MR: a Brazilian nationwide platform study to assess infections and multidrug resistance in intensive care units

Bruno Martins Tomazini, Antônio Paulo Nassar, Thiago Lisboa et al. · Revista Brasileira de Terapia Intensiva · 2022 · 12 citations · Full text