Funding for this research was provided by:
National Agency for Strategic Research in Medical Education (970080)
Received: 24 October 2019
Accepted: 10 May 2020
First Online: 24 May 2020
Ethics approval and consent to participate
: The Institutional Review Board of Tehran University of medical sciences approved the study (No. IR.TUMS.IKHC.REC.1396.4122). Verbal informed consent was sufficient since the study had no intervention and its subject was not sensitive. Information on the study’s aim and how expert’s responses would be used was provided at the start of the nominal group technique to the participants. They were informed that their participation was voluntary, and anonymity was assured. When they agreed to participate, nominal group technique started. For documentation, whole process was audio recorded.
: Not applicable.
: The authors declare that they have no competing interests.