Funding for this research was provided by:
Received: 2 July 2020
Accepted: 24 May 2021
First Online: 7 June 2021
: The study was approved by the Research Council and Ethics Committee of Urmia University of Medical Science (IR.UMSU.REC.1398.042). Before the interview, written and verbal information about the study were given and written informed consent was attained from all participants. Their participation was voluntary and they had the right to withdraw from the study at any stage.
: The article does not contain any individual’s details and consent for publication is not applicable.
: All authors declare that they have no competing interests.