Funding for this research was provided by:
National Science Foundation (LCF/BQ/DE17/11600017)
Received: 3 March 2020
Accepted: 31 August 2020
First Online: 1 October 2020
Ethics approval and consent to participate
: The Universitat Autònoma de Barcelona Ethics Committee (CEEAH) approved this research project. Participants received an information sheet and signed an informed consent. All documents were also approved by the Ethics Committee.
: Not applicable.
: The authors declare that they have no competing interests.