Received: 26 August 2020
Accepted: 5 April 2021
First Online: 13 April 2021
: This study was conducted according to the guidelines laid down in the Declaration of Helsinki and all procedures involving research study participants were approved by the ethics committee of Tehran University of Medical Sciences (TUMS.VCR.REC.1396.4085). Written informed consent was obtained from all subjects/patients.
: Participants were provided a study overview and verbal consent was attained.
: The authors declare that they have no competing interests.