SARS-CoV-2 mass vaccination. Urgent questions on vaccine safety that demand answers from international health agencies, regulatory authorities, governments and vaccine developers.
Evaluation of post-COVID mortality risk in cases classified as severe acute respiratory syndrome in Brazil, a longitudinal study for medium and long term.
COVID-19 vaccines and adverse events of special interest, A multinational Global Vaccine Data Network (GVDN) cohort study of 99 million vaccinated individuals.