title: Intracellular studies on pacemaker and follower neurones in the cardiac ganglion of Limulus.
mesh_terms: D000818:Animals; D003445:Crustacea / Q000502:physiology*; D004594:Electrophysiology; D005724:Ganglia / Q000502:physiology*; D006321:Heart / Q000294:innervation*; D009474:Neurons / Q000502:physiology*