title: How to tell if a new marker improves prediction.
authors.forename: Carvell T
authors.initials: CT
authors.lastname: Nguyen
authors.forename: Michael W
authors.initials: MW
authors.lastname: Kattan
mesh_terms: D006801:Humans; D008297:Male; D017430:Prostate-Specific Antigen / Q000097:blood*; D011471:Prostatic Neoplasms / Q000175:diagnosis*
chemical_list: D017430:Prostate-Specific Antigen