title: Defining clinical improvement in rheumatoid arthritis.
authors.forename: D T
authors.initials: DT
authors.lastname: Felson
authors.forename: R F
authors.initials: RF
authors.lastname: Meenan
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D006801:Humans; D010043:Outcome and Process Assessment, Health Care; D012372:ROC Curve; D012074:Remission Induction