title: Natural history of idiopathic non-obstructive cardiomyopathy.
mesh_terms: D000328:Adult; D001317:Austria; D001794:Blood Pressure; D006328:Cardiac Catheterization; D009202:Cardiomyopathies / Q000175:diagnosis / Q000453:epidemiology*; D004562:Electrocardiography; D004719:Endomyocardial Fibrosis / Q000175:diagnosis; D005500:Follow-Up Studies; D006801:Humans; D013557:Switzerland