Prostate 2015 Mar 21;75(4):430-9. Epub 2014 Nov 21.
Department of Obstetrics and Gynecology, Division of Clinical Epidemiologic Research, Program of Cancer Detection, Prevention and Control, Duke University School of Medicine, Durham, North Carolina; Section of Urology, Department of Surgery, Durham VA Medical Center, Durham, North Carolina; Duke Prostate Center, Division of Urology, Department of Surgery, Duke University Medical Center, Durham, North Carolina.