[Adverse effect incidence of Pfizer/BioNTech COVID-19 vaccine: Retrospective cohort study].
Ana Carolina Martínez-RoaLázaro Labra-RubioIsette Yunue Landeros-NavarroPublished in: Revista medica del Instituto Mexicano del Seguro Social (2023)
It was observed symptomatology after applying the complete series (two doses) of BioNTech/Pfizer; however, there were mild and of short duration.