title: Thin layer spectroelectrochemical study of vitamin B12 and related cobalamin compounds in aqueous media.
mesh_terms: D000042:Absorption; D004563:Electrochemistry; D004566:Electrodes; D010084:Oxidation-Reduction; D012996:Solutions / Q000032:analysis*; D013057:Spectrum Analysis; D014805:Vitamin B 12 / Q000031:analogs & derivatives*
chemical_list: D012996:Solutions; D014805:Vitamin B 12