[FREQUENCY AND SIGNIFICANCE OF THE "LE" PHENOMENON IN RHEUMATOID ARTHRITIS].
D001168:Arthritis; D001172:Arthritis, Rheumatoid; D006801:Humans; D008180:Lupus Erythematosus, Systemic
ARTHRITIS, RHEUMATOID; LUPUS ERYTHEMATOSUS, SYSTEMIC
FREQUENZA E SIGNIFICATO DEL FENOMENO "LE" NELLA ARTRITE REUMATOIDE.