title: Articular indices for use in clinical trials of rheumatoid arthritis.
authors.forename: A H
authors.initials: AH
authors.lastname: Nava-Zavala
mesh_terms: D001172:Arthritis, Rheumatoid / Q000503:physiopathology*; D002986:Clinical Trials as Topic; D006801:Humans; D015337:Multicenter Studies as Topic; D016059:Range of Motion, Articular / Q000502:physiology*; D012720:Severity of Illness Index