Received: 28 October 2020
Accepted: 25 April 2021
First Online: 12 May 2021
: The questionnaire and methodology for this study was performed in accordance with the Declaration of Helsinki and was approved by the <i>Human Research Ethics Committee of the University of Córdoba</i> (Spain) (Ref. No. CEIH-20-21). Informed consent was obtained from all participants. They were told that their participation in the study was voluntary and there was a guarantee of confidentiality and anonymity.
: Not applicable.
: The authors declare that they have no competing interests.