title: Measurement of outcome in rheumatoid arthritis.
authors.forename: M H
authors.initials: MH
authors.lastname: Liang
authors.forename: J N
authors.initials: JN
authors.lastname: Katz
mesh_terms: D001172:Arthritis, Rheumatoid / Q000175:diagnosis*; D006304:Health Status; D006801:Humans; D011788:Quality of Life; D012720:Severity of Illness Index