J&J pauses COVID vaccine trials due to participant's unexplained illness
While trials in the UK, Brazil, South Africa and India have resumed, the US trial is still on hold pending a regulatory review.
FILE PHOTO: A Johnson & Johnson building is shown in Irvine, California, U.S., January 24, 2017(photo credit: REUTERS/MIKE BLAKE/FILE PICTURE)ByREUTERS
