Funding for this research was provided by:
Research Deputy , Gonabad University of Medical Sciences, Iran
Received: 7 September 2020
Accepted: 3 February 2021
First Online: 17 February 2021
Ethics approval and consent to participate
: The current study was approved by the ethics committee of Gonabad University of Medical Sciences (IR. GMU. REC.1397.132) and registered in Iranian Registry of Clinical Trials (IRCT20190506043499N1). Informed written consent was obtained from all participants. Furthermore, confidentiality of personal information, explanation of the research process and participants’ right to withdraw from the study were observed at each stage.
: Not applicable.
: The authors declare that they have no competing interests.