US To Revise Covid Vaccine Guidance After Allergic Reactions
The US Food and Drug Administration said on Thursday it was working with Pfizer to revise a fact sheet for recipients of the Pfizer-BioNTech Covid-19 vaccine after two people had…
The US Food and Drug Administration said on Thursday it was working with Pfizer to revise a fact sheet for recipients of the Pfizer-BioNTech Covid-19 vaccine after two people had…