Chong-Valbuena A, De-Jesus-Maria I, Agurto-Ramirez A, Puchades-Gimeno F, et al. Safety of Pfizer-BioNTech vaccine in a cohort of healthcare providers:
Differences between naive and previously infected by SARS-CoV-2. Vaccine 2022 May 12. pii: S0264-410X(22)00586.
PMID: 35643563