title: Phase-plane trajectories of atrial cell action potentials: effects of temperature reduction.
mesh_terms: D000200:Action Potentials; D000818:Animals; D003080:Cold Temperature; D004558:Electric Stimulation; D006168:Guinea Pigs; D006321:Heart / Q000502:physiology*; D006325:Heart Atria; D066298:In Vitro Techniques; D008564:Membrane Potentials; D009431:Neural Conduction; D011817:Rabbits; D012849:Sinoatrial Node / Q000502:physiology; D013997:Time Factors