Funding for this research was provided by:
Baqiyatallah University of Medical Sciences (91002804)
Text and Data Mining valid from 2019-04-23
Received: 6 February 2019
Accepted: 3 April 2019
First Online: 23 April 2019
Ethics approval and consent to participate
: A written consent was provided for each individual participant and the study was approved by the Medical Ethics Committee of Baqiyatallah University of Medical Sciences.
: Not applicable.
: The authors declare no conflicts of interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.