[The incidence of mitral valvulopathy in the primary chronic polyarthritis].
D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000150:complications*; D002908:Chronic Disease; D004194:Disease; D006331:Heart Diseases; D006349:Heart Valve Diseases; D006801:Humans; D015994:Incidence; D008943:Mitral Valve
ARTHRITIS, RHEUMATOID/complications; MITRAL VALVE/diseases
Incidenza della valvulopatia mitralica nella poliartrite cronica primaria.