title: [Detection of early signs of cardiac insufficiency with the aid of closed physical exertion and echocardiography].
mesh_terms: D000328:Adult; D003327:Coronary Disease / Q000175:diagnosis* / Q000503:physiopathology; D004452:Echocardiography; D005080:Exercise Test; D006801:Humans; D008297:Male; D008875:Middle Aged; D009200:Myocardial Contraction
vernacular_title: Vyiavlenie rannykh priznakov serdechnoĭ nedostatochnosti s pomoshch'iu dozirovannoĭ fizicheskoĭ nagruzki i ekhokardiografii