Nieddu, Francesco https://orcid.org/0000-0003-4460-3631
Vignoli, Marina
Ferraro, Emanuela
Boscia, Silvia
Astorino, Valeria
Pelosi, Caterina
Guarnieri, Valentina
Quaranta, Francesca
Perone, Vanessa
Biasci, Paolo
Lodi, Lorenzo
Ricci, Silvia
Dani, Carlo
Indolfi, Giuseppe
Bourron, Pierre
Parisi, Salvatore
Azzari, Chiara
Moriondo, Maria
Funding for this research was provided by:
Regione Toscana (NETVAC project- Bando Ricerca Salute 2018 Regione Toscana (G14I20000320002).)
European Commission (. PNRR MUR M4 C2 Inv.1.5 CUP THE - Tuscany Health Ecosystem -ECS00000017 -CUP B83C22003920001)
Sanofi Pasteur
AstraZeneca
Università degli Studi di Firenze
Article History
Received: 8 July 2025
Revised: 16 October 2025
Accepted: 20 October 2025
First Online: 3 November 2025
Declarations
:
: The surveillance registry received ethical committee approval by Tuscany Region Ethics Committee (11,642,021). No additional ethical approval was required for this registry-based study using routine surveillance data. All data were anonymised prior to analysis. The study was conducted in accordance with the principles of the Declaration of Helsinki. Informed consent was not required, as the study relied solely on routinely collected, anonymised data.
: A.C. has received research grants and/or scientific consulting fees for having participated at advisory board and/or sponsored symposia from AstraZeneca, GSK, Merck, Moderna, Sanofi and Pfizer. SP and PB are Sanofi employees and may hold shares/stock options in the company. The remaining authors declare that they have no potential conflict of interest.
: A.C. has received research grants and/or scientific consulting fees for having participated at advisory board and/or sponsored symposia from AstraZeneca, GSK, Merck, Moderna, Sanofi and Pfizer. SP and PB are Sanofi employees and may hold shares/stock options in the company. The remaining authors declare that they have no potential conflict of interest.