Received: 12 November 2020
Accepted: 21 January 2021
First Online: 10 February 2021
Ethics approval and consent to participate
: The study was approved by the Ethical Committee of Sagrado Corazón Hospital, Barcelona (2019/81-CMF-HUSC). Study participation was anonymous and voluntary, and participants were able to withdraw from the survey at any time without repercussion. Informed consent was obtained online from all subjects and all methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.