Diagnosis and investigation of arrhythmias with proximity electrodes.
D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D001281:Atrial Fibrillation / Q000175:diagnosis; D001282:Atrial Flutter / Q000175:diagnosis; D004562:Electrocardiography / Q000295:instrumentation; D004566:Electrodes; D006325:Heart Atria; D006801:Humans; D007441:Intubation, Gastrointestinal; D013610:Tachycardia / Q000175:diagnosis