title: [Changes in the amplitude of the R wave in patients with angina pectoris during electrocardiographic submaximal exercise test].
mesh_terms: D000328:Adult; D000368:Aged; D000787:Angina Pectoris / Q000503:physiopathology*; D004562:Electrocardiography; D005080:Exercise Test; D006801:Humans; D008297:Male; D008875:Middle Aged; D009200:Myocardial Contraction
vernacular_title: Zachowanie sie amplitudy załamka R u chorych na dusznice bolesna stabilna w czasie elektrokardiograficznej próby wysiķu submaksymalnego.