title: [Effect of nicotinamide on the sinoatrial node function of rabbits].
mesh_terms: D000818:Animals; D004562:Electrocardiography; D005260:Female; D008278:Magnesium Sulfate / Q000494:pharmacology; D008297:Male; D009536:Niacinamide / Q000494:pharmacology*; D011817:Rabbits; D012849:Sinoatrial Node / Q000187:drug effects*; D014700:Verapamil / Q000494:pharmacology
chemical_list: D009536:Niacinamide; D008278:Magnesium Sulfate; D014700:Verapamil