An international randomised trial of candidate vaccines against COVID-19
World Health Organization
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Summary: Recognizing the critical importance to world health of the rapid availability and deployment of effective vaccines against COVID-19, this large, international, multi-site, individually randomized controlled clinical trial will enable the concurrent evaluation of the benefits and risks of each promising candidate vaccine within 3-6 months of it being made available for the trial. Goal of the trial: Coordinate evaluation of the many preventive candidate SARS-CoV-2 vaccines under development, to evaluate promptly, efficiently and reliably their safety and efficacy, enabling assessment of whether any are appropriate for deployment to influence the course of the pandemic...