Funding for this research was provided by:
Ardabil University of Medical Sciences (388)
Received: 3 July 2020
Accepted: 25 January 2021
First Online: 30 January 2021
Ethics approval and consent to participate
: This article was approved by the Ethical Committee of Ardabil University of Medical Sciences, Iran (Code of ethics: IR.ARUMS. REC.1397.066). All participants had signed an informed consent form.
: Not applicable.
: We declare that there is no conflict of interest.