A Food and Drug Administration official said the best time for an additional shot may be fall, when the spread of the coronavirus is expected to pick up againA Food and Drug Administration official said the best time for an additional shot may be fall, when the spread of the coronavirus is expected to pick up againVaccination and Immunization, Coronavirus (2019-nCoV), Centers for Disease Control and Prevention, Food and Drug Administration, Moderna Inc, BioNTech SE, Pfizer IncRead More
