title: The hierarchy of outcome assessment.
authors: Department of Medicine, Stanford University School of Medicine, CA 94305.
authors: J F
authors: JF
authors: Fries
mesh_terms: D001172:Arthritis, Rheumatoid / Q000628:therapy*; D002986:Clinical Trials as Topic; D006801:Humans; D017063:Outcome Assessment, Health Care; D016896:Treatment Outcome