Funding for this research was provided by:
Vice-Chancellor for Research, Shiraz University of Medical Sciences (15681)
Text and Data Mining valid from 2020-03-09
Received: 6 August 2019
Accepted: 10 February 2020
First Online: 9 March 2020
Ethics approval and consent to participate
: The present study was approved by the Ethics Committee of Shiraz University of Medical Sciences, Shiraz, Iran (code 1396-01-37-15681). The trial was registered at the Iranian Registry of Clinical Trials (IRCT20181121041713N1).
: Not applicable.
: The authors declare that they have no competing interests.