Can Johnson & Johnson’s Vaccine Prevent the Spread of the Virus?

An early analysis shows that it helps prevent asymptomatic cases

Photo: iStock / Getty Images Plus

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A blog from Medium for Covid-19 news, advice, and commentary.

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Emily Mullin

Former staff writer at Medium, where I covered biotech, genetics, and Covid-19 for OneZero, Future Human, Elemental, and the Coronavirus Blog.