title: [Pericardium involvement in rheumatoid arthritis (echocardiography date)].
mesh_terms: D000293:Adolescent; D000328:Adult; D001172:Arthritis, Rheumatoid / Q000150:complications*; D004452:Echocardiography; D006801:Humans; D008875:Middle Aged; D010493:Pericarditis / Q000175:diagnosis / Q000209:etiology*
vernacular_title: Porazhenie perikarda pri revmatoidnom artrite (po dannym ékhokardiografii).