1. Urology Department, Kermanshah University of Medical Sciences, Kermanshah, Iran
2. Laser Application in Medical Science Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
3. Urology and Nephrology Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
4. Urology Department, Shohada-e-Tajrish hospital, Shahid Beheshti University of Medical Sciences, Tehran, Iran
5. Infertility & Reproductive Health Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran