Funding for this research was provided by:
Deputy for Research and Technology, Kermanshah University of Medical Sciences (95186)
Text and Data Mining valid from 2020-04-15
Received: 17 August 2019
Accepted: 2 April 2020
First Online: 15 April 2020
Ethics approval and consent to participate
: The Ethical Review Committee of Kermanshah University of Medical Sciences approved the study (no: KUMS.REC.1395.112). Informed written consent was taken from all participants.
: No applicable.
: The authors declare that they have no competing interests.