The trial is designed to evaluate if the investigational Janssen coronavirus vaccine JNJ-78436725 can prevent symptomatic Covid-19 after a single dose regimen, Xinhua news agency quoted the NIH as saying in a statement on Wednesday.
The trial is designed to evaluate if the investigational Janssen coronavirus vaccine JNJ-78436725 can prevent symptomatic Covid-19 after a single dose regimen, Xinhua news agency quoted the NIH as saying in a statement on Wednesday.