Funding for this research was provided by:
Tehran University of Medical Sciences and Health Services (41017)
Article History
Received: 25 December 2020
Accepted: 5 May 2021
First Online: 17 May 2021
Declarations
:
: The protocol of the study was approved by the ethics committee of TUMS. All participants completed a written informed consent (IR.TUMS.VCR.REC 97-03-161-41017).
: Not applicable.
: The authors declare that they have no competing interests.