1. Center for Prostate Disease Research, Department of Surgery, Uniformed Services University of the Health Sciences and the Walter Reed National Military Medical Center, Bethesda, Maryland, USA
2. Henry Jackson Foundation for the Advancement of Military Medicine (HJF), Bethesda, Maryland, USA
3. Department of Medicine, Harvard Medical School and Dana-Farber Cancer Institute, Massachusetts General Hospital, Boston, Massachusetts, USA
4. Joint Pathology Center, Silver Spring, Maryland, USA