Text and Data Mining valid from 2017-11-30
Received: 29 December 2016
Accepted: 21 November 2017
First Online: 30 November 2017
Compliance with ethical standards
: All participants provided signed informed written consent forms. The Bioethics Committee of Isfahan University of Medical Sciences, Isfahan, Iran approved the study [CitationRef removed].
: Authors declared no personal or financial conflicts of interest.