Funding for this research was provided by:
Kermanshah University of Medical Sciences (97037)
Received: 31 January 2020
Accepted: 15 April 2020
First Online: 29 April 2020
Ethics approval and consent to participate
: After issuing the ID code (IR.KUMS.REC.1396.749) by the KUMS Ethics Committee, data collection was initiated. First, the participants were provided with some explanations on the study and its objectives. All participants completed a written consent to participate in the study.
: Not applicable.
: The authors declare that they have no conflict of interest about this work.