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Article History

Received: 3 July 2022

Accepted: 25 November 2022

First Online: 17 December 2022

Declarations

:

: The study was conducted following the ethical principles of the Declaration of Helsinki and the local regulation, including privacy laws. The protocol of the BARI study was validated by a panel of clinical experts, classified by the Agency of Medicines and Medical Devices (AEMPS) as an observational study and approved by the Ethics Committee of Hospital Clinic de Barcelona (HCB/2020/1132). Informed consent to participate was waived by the same ethics committee that approved the study (Ethics Committee of Hospital Clinic de Barcelona).

: NA

: Drago G, López-Belmonte JL, de Courville C and Bricout H are Sanofi employees and may hold shares and/or stock options in the company. Carmo M is an IQVIA employee. Gil-de-Miguel A and Díez-Domingo J have received fees from Sanofi. Martinón Torres F received honoraria from GSK group of companies, Pfizer Inc, Sanofi, MSD, Seqirus, and Janssen for taking part in advisory boards and expert meetings and for acting as a speaker in congresses outside the scope of the submitted work. Martinón Torres F has also acted as principal investigator in randomized controlled trials of the above-mentioned companies as well as Ablynx, Gilead, Regeneron, Roche, Abbott, Novavax, and MedImmune, with honoraria paid to his institution. Martinón Torres F receives support for research activities from the Instituto de Salud Carlos III (Proyecto de Investigación en Salud, Acción Estratégica en Salud): Fondo de Investigación Sanitaria (FIS; PI070069 / PI1000540 / PI1601569 / PI1901090) del plan nacional de I + D + I and FEDER and Proyectos GaIN Rescata-Covid_IN845D 2020/23 (GAIN, Xunta de Galicia). Ortiz de Lejarazu R received honoraria from AstraZeneca, GSK, MSD, Roche, Sanofi and Seqirus for taking part in advisory boards and expert meetings and for acting as a speaker in congresses outside the scope of the submitted work. Ortiz de Lejarazu R has been until 2019 Director of the National Influenza Centre, Valladolid, Spain without any salary for that position and has participate in regular commitments of Influenza and other respiratory virus surveillance. Pumarola T Received honoraria from Roche, Sanofi, Seegene and Seqirus for taking part in advisory boards and expert meetings and for acting as a speaker in congresses outside the scope of the submitted work. Redondo Margüello E received honoraria from GSK group of companies, Pfizer Inc, Sanofi, and MSD, for taking part in advisory boards and expert meetings and for acting as a speaker in congresses outside the scope of the submitted work.