1. Department of Pathology, University of Miami, School of Medicine, Miami, Florida
2. Universidad Central Del Caribe Medical School, Bayamon, Puerto Rico
3. Department of Veterans Affairs Medical Center, Lexington, Kentucky
4. Walter Reed Army Medical Center, Washington DC
5. Texas A & M University College of Medicine and Scott and White Memorial Hospital, Temple, Texas
6. University of Florida College of Medicine, Gainesville, Florida
7. Department of Urology, University of Miami, School of Medicine, Miami, Florida