Reuters: J&J kicks off study of single-shot COVID-19 vaccine in 60,000 volunteers

Reuters: J&J kicks off study of single-shot COVID-19 vaccine in 60,000 volunteers. “Johnson & Johnson JNJ.N on Wednesday began a 60,000-person trial of an experimental single-shot COVID-19 vaccine that, if proven effective, could simplify distribution of millions of doses compared with leading rivals requiring two doses.”

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