[On overstraining the healthy and diseased heart].
D000328:Adult; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000502:physiology*; D006801:Humans; D008297:Male; D005082:Physical Exertion; D013177:Sports
O perenapriazhenii zdorovogo i bol'nogo serdtsa.