Funding for this research was provided by:
vice-chancellor for research, Iran University of Medical SCiences (97-01-30-33166)
Received: 7 April 2020
Accepted: 8 July 2020
First Online: 20 July 2020
Ethics approval and consent to participate
: This study was a part of a Master’s thesis approved by Vice-chancellor for Research and by the ethics committee of Iran University of Medical Sciences with the number IR.IUMS.FMD.REC.1397.080. The participants filled out and signed a consent form for participating in the study, and permitting publication of the relevant data in the form of an article.
: The authors declare no conflict of interest.