https://www.aifa.gov.it/domande-e-risposte-su-vaccino-covid-19-comirnaty
https://web.archive.org/web/20210110133257/https://www.aifa.gov.it/domande-e-risposte-su-vaccino-covid-19-comirnaty
https://www.aifa.gov.it/web/guest/domande-e-risposte-su-vaccini-mrna