title: Cases in electrocardiography.
mesh_terms: D000328:Adult; D005117:Cardiac Complexes, Premature / Q000503:physiopathology*; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013616:Tachycardia, Sinus / Q000503:physiopathology*; D013617:Tachycardia, Supraventricular / Q000503:physiopathology*