Funding for this research was provided by:
Shahid Sadoughi University of Medical Sciences (961020)
Iran National Science Foundation (96012986)
Received: 26 February 2019
Accepted: 10 July 2019
First Online: 17 August 2019
Ethics approval and consent to participate
: Written consent form will be obtained from all participants before the study initiation. This protocol is approved by the Ethics Committee of the Shahid Sadoughi University of Medical Sciences (IR.SSU.SPH.REC.1397.007). This study is registered at the Iranian Registry of Clinical Trials (IRCT20180528039884N1).
: Not applicable.
: The authors declare that they have no competing interests.