Received: 15 October 2020
Accepted: 10 June 2021
First Online: 22 June 2021
: The study protocol was approved by the Ethics Committee of Shiraz University of Medical Sciences (Ethics code: IR.SUMS.REC.1399.1124)
: Not applicable.
: Mitra Amini is the associate editor of the <i>BMC Medical Education</i> journal, but there is no competing interest to declare. The authors declare that they have no competing interests.