title: Different criteria for different purposes.
authors.forename: J C
authors.initials: JC
authors.lastname: Edwards
authors.forename: M L
authors.initials: ML
authors.lastname: Snaith
mesh_terms: D001172:Arthritis, Rheumatoid / Q000175:diagnosis; D005544:Forecasting; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000145:classification / Q000175:diagnosis; D012216:Rheumatic Diseases / Q000145:classification / Q000175:diagnosis*; D012219:Rheumatology / Q000193:education; D012859:Sjogren's Syndrome / Q000175:diagnosis; D009626:Terminology as Topic