CDC shortens Pfizer booster period to 5 months after vaccine
NASHVILLE, TN (WSMV) -- The Centers for Disease Control and Prevention (CDC) announced a change to its recommended time period for receiving the Pfizer booster shot. |!| Nashville
NASHVILLE, TN (WSMV) -- The Centers for Disease Control and Prevention (CDC) announced a change to its recommended time period for receiving the Pfizer booster shot. |!| Nashville