We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleProstate-specific antigen levels in the United States: implications of various definitions for abnormal.AuthorsWelch HG; Schwartz LM; Woloshin SPublicationJournal of the National Cancer Institute, 2005, Vol 97, Issue 15, p1132ISSN1460-2105Publication typearticleDOI10.1093/jnci/dji205