Editor
An advisory panel to the Food and Drug Administration voted on Thursday in favor of approving a vaccine by Pfizer to prevent the severe respiratory virus that is a potentially deadly threat to infants.
The vaccine would be the first to protect babies from respiratory syncytial virus, or R.S.V., which is the reason many infants are admitted to children’s hospitals each year and kills several hundred under 5 each year.
Fourteen agency advisers…
