Characteristics of Prostate Cancers Detected at Prostate Specific Antigen Levels Less Than 2.5 ng/mlKobayashi, TakashiAuthor informationDepartment of Urology, Kyoto University Graduate School of Medicine, Kyoto, JapanJournal of Urology 181(6):p 2518, June 2009.Copyright © 2009 by the American Urological Association, Inc.