1. Department of Urology and Oncological Science, Mount Sinai School of Medicine, New York, NY 10029-6574, USA
2. Michael E. DeBakey VA Medical Center, University of Houston-Downtown and Baylor College of Medicine, Houston, TX 77030-4298, USA
3. Department of Urology, University of Michigan Comprehensive Cancer Center, Ann Arbor, MI 48109-0944, USA
4. Department of Urology, Tawam Hospital, 15258 Al Ain, UAE