title: [Current theories regarding the heart conduction system].
mesh_terms: D001283:Atrioventricular Node / Q000502:physiology; D002036:Bundle of His / Q000502:physiology; D004594:Electrophysiology; D006329:Heart Conduction System / Q000033:anatomy & histology; D006801:Humans; D008954:Models, Biological; D011690:Purkinje Fibers / Q000502:physiology; D012849:Sinoatrial Node / Q000502:physiology
vernacular_title: Sovremennye predstavleniia o provodiashcheĭ sisteme serdtsa.