Muñoz-García, M. I.
Martínez-González, M. A.
Razquin, C. http://orcid.org/0000-0003-3480-2645
Fernández-Matarrubia, M.
Guillén-Grima, F. http://orcid.org/0000-0001-9749-8076
Toledo, E. http://orcid.org/0000-0002-6263-4434
Article History
Received: 25 October 2020
Revised: 29 March 2021
Accepted: 12 April 2021
First Online: 13 May 2021
Compliance with ethical standards
:
: The authors declare no competing interests.
: To obtain informed consent, we suitably informed the candidates of their right to refuse to participate in the SUN study or to withdraw their consent at any time without reprisal, according to the Declaration of Helsinki. Their voluntary completion of the baseline questionnaire was understood as freely given informed consent. Participants in the cognitive function subproject provided a specific written informed consent. These methods were accepted by the Institutional Review Board of the University of Navarra.