Article History
Received: 29 September 2020
Accepted: 24 January 2021
First Online: 29 January 2021
Ethics approval and consent to participate
: The proposal for this study was approved by the Ethics Committee of the Research Council of Tehran University of Medical Sciences (TUMS), with the IR code: TUMS. REC. 1399. 442.To participate in the study informed written consent was obtained from the participants.
: Not Applicable<b>.</b>
: The authors declare there is no financial conflict of interests.