Funding for this research was provided by:
Shahid Beheshti University of Medical Sciences (10805)
Received: 3 July 2019
Accepted: 8 November 2019
First Online: 2 December 2019
Ethics approval and consent to participate
: All volunteers signed an informed consent form and this study was authorized by Shahid Beheshti University of Medical Sciences.
: Not applicable.
: All authors report no competing interests relevant to this study. We declare that Dr. Ahmad Salimi is a member of your Editorial board.