Stanley Kent and accessory atrioventricular connections.
D001283:Atrioventricular Node / Q000473:pathology; D002036:Bundle of His / Q000033:anatomy & histology* / Q000502:physiology; D002309:Cardiology / Q000266:history; D006329:Heart Conduction System / Q000033:anatomy & histology* / Q000502:physiology; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D010827:Physiology / Q000266:history*; D014927:Wolff-Parkinson-White Syndrome / Q000473:pathology