title: [Clinical study of 8 cases of chronic idiopathic effusive pericarditis].
mesh_terms: D000328:Adult; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010490:Pericardial Effusion / Q000150:complications; D010493:Pericarditis / Q000209:etiology / Q000473:pathology / Q000628:therapy*; D011379:Prognosis