1. Department of Urology, Ludwig-Maximilians-University, Klinikum Grosshadern, Munich, Germany
2. University of Texas Southwestern Medical Center, Dallas, Texas
3. University of Montréal, Montréal, Québec, Canada
4. University of Padua, Padua, Italy
5. Baylor College of Medicine, Houston, Texas
6. McGill University Health Centre, Montréal, Québec, Canada
7. Laval University, Québec City, Québec, Canada
8. University of Southern California, Los Angeles, California
9. Weill Medical College of Cornell University, New York, New York