Choline in cerebrospinal fluid.
D000109:Acetylcholine / Q000032:analysis; D000818:Animals; D001681:Biological Assay; D002794:Choline / Q000134:cerebrospinal fluid*; D004285:Dogs; D006801:Humans; D008722:Methods; D010424:Pentobarbital / Q000494:pharmacology*
D010424:Pentobarbital; D002794:Choline; D000109:Acetylcholine