Volume 6, Number 2Review ArticlesBeyond Prostate-Specific Antigen: New Serologic Biomarkers for Improved Diagnosis and Management of Prostate CancerDiagnostic UpdateKevin M SlawinShahrokh F ShariatEduardo I CantoMichael W KattanProstate cancerProstate-specific antigenBiomarkersNomogramsInsulin-like growth factorInterleukin-6Transforming growth factor ß1Urokinase