1. Department of Urology, Shiraz University of Medical Sciences, Shiraz 71348-46114, Iran
2. Laparoscopy Research Center, Shiraz University of Medical Sciences, Shiraz 71449-95377, Iran
3. Department of Urology, Faghihi Hospital, Zand Avenue, Shiraz 71348-46114, Iran
4. Student Research Committee, Shiraz University of Medical Sciences, Shiraz 71348-45794, Iran
5. Trauma Research Center, Vascular Surgery Department, Shiraz University of Medical Sciences, Shiraz 71936-13311, Iran
6. Thoracic and Vascular Surgery Research Center, Shiraz University of Medical Sciences, Shiraz 71936-13311, Iran