Received: 9 February 2021
Accepted: 10 November 2021
First Online: 15 December 2021
: This study has been approved by the Research Ethics Committee of the Iran University of Medical Sciences (Ref. IR.IUMS.REC.1397.578). We first explained the study objectives to the participants and then obtained informed written consent from them. All methods were carried out under relevant guidelines and Iran regulations.
: Not applicable.
: The authors declare that they have no competing interests.