Pacemaker potentials:  the excitation of isolated rabbit auricles by acetylcholine at low temperatures.
D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D003080:Cold Temperature; D006321:Heart / Q000187:drug effects*; D011817:Rabbits; D013696:Temperature
D000109:Acetylcholine
ACETYLCHOLINE/effects; COLD/effects; HEART/effect of drugs on