Immunity to Coronavirus
Could Last for Years, , New Studies Find.
Two new studies have found that immunity to
coronavirus likely lasts for at least a year, .
and has the potential to last much..
Credit: Wibbitz Top Stories Duration: 00:54Published
Pfizer Begins Testing COVID-19 Booster Shot With Pneumococcal Vaccine.
The drugmaker began administering its first coronavirus booster shots on May 24.
Pfizer is conducting a trial to see if it is..
Credit: Wibbitz Top Stories Duration: 00:48Published