title: [Limitations and possibilities of detection of early signs of cardiac insufficiency with the aid of exercise test].
mesh_terms: D000328:Adult; D005069:Evaluation Studies as Topic; D005080:Exercise Test; D006321:Heart / Q000503:physiopathology*; D006331:Heart Diseases / Q000175:diagnosis / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged
vernacular_title: Predely i vozmozhnosti vyiavleniia rannykh priznakov serdechnoĭ nedostatochnosti s pomoshch'iu nagruzochnykh prob.