title: [Intracardiac mechanisms of bradycardia in trained animals].
mesh_terms: D000818:Animals; D004285:Dogs; D006321:Heart / Q000294:innervation; D006339:Heart Rate; D010275:Parasympathetic Nervous System / Q000502:physiology; D010806:Physical Education and Training; D005082:Physical Exertion; D051381:Rats; D013564:Sympathetic Nervous System / Q000502:physiology; D014630:Vagus Nerve / Q000502:physiology
vernacular_title: O vnutriserdechnykh mekhanizmakh bradikardii u trenirovannykh zhivotnykh