1. Urology Section Minneapolis VA Medical Center and Department of Urology University of Minnesota Minneapolis Minnesota USA
2. Faculty of Medicine University of Toronto Toronto Ontario Canada
3. Department of Emergency Medicine Duke University Medical Center Durham North Carolina USA
4. Department of Emergency Medicine Davis School of Medicine University of California Sacramento California USA
5. Department of Urology Yonsei University Wonju College of Medicine Wonju Gangwon‐do South Korea
6. College of Medicine California Northstate University Elk Grove California USA
7. Department of Emergency Medicine Massachusetts General Hospital and Harvard Medical School Boston Massachusetts USA