1. Department of Cardiovascular Surgery, Imam Khomeini Hospital Complex, Tehran University of Medical Science, Tehran, Iran
2. Department of Cardiology, Tehran University of Medical Science, Tehran, Iran
3. Uro-Oncology Research Center, Tehran University of Medical Science, Tehran, Iran
4. Imam Khomeini Hospital Complex, Tehran University of Medical Science, Tehran, Iran
5. Department of Surgery, Shiraz University of Medical Sciences, Shiraz, Iran
6. Student Research Committee, Shiraz University of Medical Sciences, Shiraz, Iran
7. School of Medicine, Isfahan University of Medical Science, Isfahan, Iran