1. Department of Urology, Hamad General Hospital, Doha, Qatar
2. Division of Urology, Department of Surgery, University of Texas McGovern Medical School, Houston, TX, USA
3. Department of Urology, MD Anderson Cancer Center, Houston, TX, USA
4. Department of Surgery, Hamad Medical Corporation, Doha, Qatar
5. Department of Population Health, College of Medicine, Qatar University, Doha, Qatar
6. Institute for Population Health, Weill Cornell Medicine – Qatar, Doha, Qatar
7. Department of Urology, Weill Cornell Medicine – Qatar, Doha, Qatar
8. Department of Urology, Qatar University, Doha, Qatar
9. Department of Andrology, Cairo University, Cairo, Egypt