Received: 10 June 2020
Revised: 5 February 2021
Accepted: 9 February 2021
First Online: 18 February 2021
Ethics approval and consent to participate
: The present study was performed under the approval of the Arak University of Medical Sciences Ethics Committee (Code: IR.ARAK.REC.1397.158).
: All participants entered the study after completing the written informed consent.
: Not applicable.
: The authors declare that they have no competing interests.