Received: 6 October 2019
Accepted: 11 May 2021
First Online: 16 June 2021
: This research was revised by the Saudi Field Epidemiology Training Program (FETP) scientific board as was accepted technically and ethically. It was approved on 29<sup>th</sup> February 2016, research code (1371002). A written informed consent was obtained from all the participants before they filled the survey by the emails.
: Not applicable.
: The authors declare that they have no competing interests.