Received: 20 February 2020
Accepted: 29 June 2020
First Online: 6 July 2020
Ethics approval and consent to participate
: The protocol of this study was reviewed and approved by the Medical Ethics Committee of Isfahan University of Medical Sciences. All steps of the study were in accordance with the ethical standards. All participants were asked to fill out the consent form developed by the ethics committee of Isfahan University of Medical Sciences, and written informed consent was obtained from all of them.
: Not applicable.
: The authors declare that they have no conflict of interest.