Coronary care--4. Electrocardiography I.
D001146:Arrhythmia, Sinus / Q000503:physiopathology; D001281:Atrial Fibrillation / Q000503:physiopathology; D001282:Atrial Flutter / Q000503:physiopathology; D004562:Electrocardiography; D006327:Heart Block / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D013610:Tachycardia / Q000503:physiopathology; D014693:Ventricular Fibrillation / Q000503:physiopathology