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Deliberately infecting healthy people with coronavirus may speed Covid vaccine studies: WHO

Shortpedia

Content Team
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The World Health Organization has said that deliberately infecting healthy volunteers with the virus that causes Covid-19 may speed studies of vaccines against the deadly pathogen. Challenge studies “can be substantially faster to conduct than vaccine field trials,” according to the working group paper, “in part because far fewer participants need to be exposed to experimental vaccines in order to provide safety estimates.