Hoyos, Juan
Koutentakis, Kostas
Maté, Tomás
Pulido, Jose
Sordo, Luis
Guerras, Juan-Miguel
Belza, María-José
Funding for this research was provided by:
Acción estratégica intramural (PI17CIII/00037)
Article History
Received: 28 November 2018
Accepted: 2 March 2020
First Online: 27 March 2020
Ethics approval and consent to participate
: The study was approved by the Carlos III health institute ethical committee (CEI PI 70_2015). Candidates were asked to click on an “I agree to participate button” before having access to the questionnaire.
: Not applicable.
: The authors declare that they have no competing interests.