title: Asymmetry of the sino-atrial conduction in the rabbit heart.
mesh_terms: D000200:Action Potentials; D000818:Animals; D004594:Electrophysiology; D005260:Female; D066298:In Vitro Techniques; D008297:Male; D008854:Microscopy, Electron; D011817:Rabbits; D012849:Sinoatrial Node / Q000502:physiology* / Q000648:ultrastructure