Funding for this research was provided by:
Urology and Nephrology Research Center, Shahid Labbafinejad Medical center, Shahid Beheshti University of Medical Sciences, Tehran, Iran (5892)
Article History
Received: 25 December 2018
Accepted: 16 January 2019
First Online: 2 February 2019
Compliance with ethical standards
:
: The authors declare that there are no conflicts of interest concerning this study.
: This study has been approved by the ethical committee of Shahid Beheshti University of Medical Sciences, Tehran, Iran.
: Informed consent was obtained from all participants included in this study.