title: Improvements in the gas chromatographic analysis of acetylcholine and choline.
mesh_terms: D000109:Acetylcholine / Q000032:analysis*; D000818:Animals; D001923:Brain Chemistry; D002794:Choline / Q000032:analysis*; D002849:Chromatography, Gas / Q000379:methods*; D051381:Rats
chemical_list: D002794:Choline; D000109:Acetylcholine