title: Quaternary ammonium salts--advances in chemistry and pharmacology since 1960.
mesh_terms: D000109:Acetylcholine / Q000037:antagonists & inhibitors / Q000378:metabolism / Q000494:pharmacology; D000818:Animals; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D006801:Humans; D010275:Parasympathetic Nervous System / Q000502:physiology; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology*; D011950:Receptors, Cholinergic / Q000187:drug effects
chemical_list: D000644:Quaternary Ammonium Compounds; D011950:Receptors, Cholinergic; D000109:Acetylcholine