title: [Phonocardiography in veterinary medicine. IV. Electrophonocardiography in cattle].
mesh_terms: D000367:Age Factors; D000818:Animals; D002417:Cattle; D004562:Electrocardiography / Q000592:standards / Q000662:veterinary; D006321:Heart / Q000502:physiology; D006339:Heart Rate; D008722:Methods; D010701:Phonocardiography / Q000592:standards / Q000662:veterinary*; D013997:Time Factors
vernacular_title: Untersuchungen zur Phonokardiographie in der Veterinärmedizin. IV. Das Elektrophonokardiogramm des Rindes.