Fig. 4From: Side effects of Pfizer/BioNTech (BNT162b2) COVID-19 vaccine reported by the Birzeit University communityOnset and duration of side effects after Pfizer vaccination for the three doses. Onset of side effects (A). Duration of side effects (B). *First dose N = 1137 **Second dose N = 1027 ***Third dose N = 151Back to article page