Funding for this research was provided by:
vice-chancellor for research, shiraz university of medical sciences (11293)
Article History
Received: 29 September 2020
Accepted: 22 October 2021
First Online: 6 November 2021
Declarations
:
: This study was approved by the research ethics committee of Shiraz University of Medical Sciences (No: IR.SUMS.REC.1395.55). It was also registered in the Iranian Registry of Clinical Trials (No: IRCT2016070317546N6). After receiving explanations about the study, all participants signed a written consent form. They were assured that rejecting participation in the study would have no effect on their professional status and their data would be keptconfidential and anonymous.
: Not Applicable.
: The authors declare there are no competing interests.