title: Differentiation of the conduction system in the mouse embryo.
mesh_terms: D000818:Animals; D001283:Atrioventricular Node / Q000196:embryology; D005260:Female; D005855:Germ Layers / Q000502:physiology; D005865:Gestational Age; D006329:Heart Conduction System / Q000196:embryology* / Q000648:ultrastructure; D051379:Mice; D008854:Microscopy, Electron; D011247:Pregnancy