title: [Problems in the classification of chronic heart failure].
mesh_terms: D001775:Blood Circulation; D002908:Chronic Disease; D006333:Heart Failure / Q000145:classification* / Q000188:drug therapy / Q000503:physiopathology; D006439:Hemodynamics; D006801:Humans
vernacular_title: Voprosy klassifikatsii khronicheskoĭ serdechnoĭ nedostatochnosti.