Received: 18 August 2019
Accepted: 28 May 2020
First Online: 23 July 2020
Ethics approval and consent to participate
: An ethics code, IR.LUMS.REC.1397.152, was obtained from Lorestan University of Medical Science (LUMS) Ethics Committee. Signing the informed consent is necessary for recruitment.
: Not applicable.
: The authors declare no competing interests<b><i>.</i></b>