title: Post-natal ultrastructural development of the cat myocardium [proceedings].
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D002415:Cats / Q000033:anatomy & histology*; D024510:Muscle Development; D009206:Myocardium / Q000648:ultrastructure*; D010210:Papillary Muscles / Q000254:growth & development / Q000648:ultrastructure