Advisers to the Centers for Disease Control and Prevention voted to endorse the emergency use of a single dose of a vaccine made by Johnson & Johnson. A study showed it was 66% effective in the U.S.
Copyright 2021 NPR
Advisers to the Centers for Disease Control and Prevention voted to endorse the emergency use of a single dose of a vaccine made by Johnson & Johnson. A study showed it was 66% effective in the U.S.
Copyright 2021 NPR