Post-infection immunity was very protective against Delta, the C.D.C. reports, but vaccines still offer the best defense. - Technophd

Breaking

BANNER 728X90

Wednesday, January 19, 2022

Post-infection immunity was very protective against Delta, the C.D.C. reports, but vaccines still offer the best defense.


By BY APOORVA MANDAVILLI from NYT Health https://ift.tt/3AsFdMB

No comments:

Post a Comment