title: [ON HEART INVOLVEMENT IN PRIMARY CHRONIC POLYARTHRITIS].
mesh_terms: D001024:Aortic Valve Stenosis; D001168:Arthritis; D001172:Arthritis, Rheumatoid; D004696:Endocarditis; D005853:Geriatrics; D006321:Heart; D006801:Humans; D006973:Hypertension; D008946:Mitral Valve Stenosis; D009205:Myocarditis; D012214:Rheumatic Heart Disease
keywords: AORTIC VALVE STENOSIS; ARTHRITIS, RHEUMATOID; ENDOCARDITIS; GERIATRICS; HYPERTENSION; MITRAL VALVE STENOSIS; MYOCARDITIS; RHEUMATIC HEART DISEASE
vernacular_title: UBER DIE HERZBETEILIGUNG BEI DER PRIMAER CHRONISCHEN POLYARTHRITIS.