title: Determination of choline, phosphorylcholine, and betaine.
mesh_terms: D000818:Animals; D001622:Betaine / Q000302:isolation & purification*; D002794:Choline / Q000031:analogs & derivatives* / Q000302:isolation & purification*; D006801:Humans; D008099:Liver / Q000032:analysis*; D008722:Methods; D009928:Organ Specificity; D010767:Phosphorylcholine / Q000302:isolation & purification*
chemical_list: D010767:Phosphorylcholine; D001622:Betaine; D002794:Choline