title: An electrocardiographic study of normal sheep using a modified technique.
mesh_terms: D000818:Animals; D004562:Electrocardiography; D004567:Electrodes, Implanted; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D008297:Male; D008722:Methods; D010701:Phonocardiography; D011187:Posture; D012417:Rumen / Q000033:anatomy & histology; D012756:Sheep / Q000502:physiology*; D013997:Time Factors