Join Examsbook
758 0

Q:

World Health Organization had selected how many people to participate in human challenge trials to develop new vaccines for COVID-19?

  • 1
    3 people
  • 2
    7 people
  • 3
    5 people
  • 4
    8 people
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "8 people"

Are you sure

  Report Error

Please Enter Message
Error Reported Successfully