Funding for this research was provided by:
Isfahan University of Medical Sciences (397112)
Received: 30 September 2019
Accepted: 14 November 2019
First Online: 29 November 2019
Ethics approval and consent to participate
: This investigation was approved by the Ethics Committee of Isfahan University of Medical Sciences. The code number is IR.MUI.MED.REC.1397.066.
: Not applicable.
: The authors declare that they have no competing interests.