1. Department of Surgery, Division of Urology, University of Kentucky College of Medicine, Lexington, Kentucky
2. Department of Pathology, University of Pennsylvania School of Medicine, Philadelphia
3. Department of Public Health Sciences, Pennsylvania State University College of Medicine, Hershey, Pennsylvania
4. Department of Urology, William Beaumont Hospital, Royal Oak, Michigan
5. Department of Urology, Medical University of South Carolina, Charleston, South Carolina
6. Departments of Pathology and Medicine, Pennsylvania State University College of Medicine, Hershey, Pennsylvania
7. Department of Surgery, Section of Urology, Yale University School of Medicine, New Haven, Connecticut
8. Department of Medicine, Division of Infectious Diseases, University of Maryland School of Medicine and VA Medical Center, Baltimore, Maryland