Funding for this research was provided by:
Ministerio de Economía, Industria y Competitividad, Gobierno de España (PSI2015-69253-R)
Real Colegio Complutense - Harvard University (CT27/16-CT28/16)
First Online: 2 May 2020
Compliance with Ethical Standards
: Participants gave their informed consent prior to their inclusion in the study. Furthermore, the study was approved by the university ethics committee prior to participant recruitment and was registered at ExternalRef removed (NCT03920241).
: The authors declare that they have no conflict of interest.