1. Department of Urology, Hamad General Hospital, Doha, Qatar
2. Department of Urology, University of Texas Health Science Center, Houston, Texas, USA
3. Department of Urology, University of Texas MD Anderson Cancer Center, Houston, Texas, USA
4. Department of Surgery, Hamad Medical Corporation, Doha, Qatar
5. College of Medicine, Qatar University, Doha, Qatar
6. Department of Population Health, Weill Cornell Medicine-Qatar, Doha, Qatar
7. Physiology Unit, Department of Biomedical Sciences, School of Medicine, Gulf Medical University, Ajman, UAE
8. Faculty of Medicine, Ain Shams University, Cairo, Egypt
9. Department of Urology, Weill Cornell Medicine-Qatar, Doha, Qatar
10. Department of Andrology, Cairo University, Cairo, Egypt