Funding for this research was provided by:
Birjand University of Medical Sciences (455848)
Received: 28 February 2021
Accepted: 25 August 2021
First Online: 1 September 2021
: This study was approved by the Ethics Committee of Birjand University of Medical Sciences (permit code: Ir.bums.REC.1398.066).
: Not applicable.
: The authors declare that they have no competing interests.