Funding for this research was provided by:
Kermanshah University of Medical Sciences (95091)
Received: 24 February 2020
Accepted: 21 August 2020
First Online: 27 August 2020
Ethics approval and consent to participate
: All participants gave their signed written informed consent. The Medical Research and Ethical Committee of Kermanshah University of Medical Sciences (Kermanshah, Iran; registration No. IR.KUMS.REC. 1395.69) approved the study, which was performed under the ethical principles laid down in the seventh and current edition (2013) of the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.