title: [Electrocardiography in healthy and diseased cattle. 1. Electrocardiographic and vectorcardiographic statistics in 2 age groups].
mesh_terms: D000367:Age Factors; D000818:Animals; D002417:Cattle / Q000502:physiology*; D004562:Electrocardiography / Q000662:veterinary*; D008722:Methods; D013223:Statistics as Topic; D014672:Vectorcardiography / Q000662:veterinary*
vernacular_title: L'electrocardiographie chez les bovins sains et en divers etats de maladie. 1. Ière note; Observations statistiques, electro- et vectorcardiographiques chez dux groupes d'age.