Funding for this research was provided by:
Shiraz University of Medical Sciences (94-7439)
Text and Data Mining valid from 2019-11-11
Received: 22 May 2019
Accepted: 10 October 2019
First Online: 11 November 2019
Ethics approval and consent to participate
: All participants were informed about the study and confidentiality protocols. Informed consent was obtained from all the participants; the study was approved by the ethics committee of Shiraz University of Medical Science.
: Not applicable.
: The authors declare that they have no competing interests.