Electrocardiographic diagnosis.
D001145:Arrhythmias, Cardiac / Q000175:diagnosis* / Q000503:physiopathology; D004558:Electric Stimulation; D004562:Electrocardiography; D004567:Electrodes, Implanted; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D013610:Tachycardia / Q000175:diagnosis; D014927:Wolff-Parkinson-White Syndrome / Q000175:diagnosis