1. Department of Urology American University of Beirut Beirut Lebanon
2. Department of Urology University of California Irvine Orange California USA
3. Department of Urology University of California San Diego San Diego California USA
4. David Geffen School of Medicine UCLA Los Angeles California USA
5. Department of Urology Mayo Clinic Rochester Minnesota USA
6. Department of Urology University of Virginia Charlottesville Virginia USA
7. Department of Urology Indiana University Indianapolis Indiana USA
8. Department of Urology University of Chicago Chicago Illinois USA
9. Department of Urology University of Utah Salt Lake City Utah USA