00584nam2 22002171i 450 990002292130403321000229213FED01000229213(Aleph)000229213FED0100022921320030801d--------km-y0itay50------baVitamin B12nomenclature and formulas.New York, 1954, v. 1, p. 396.001000221391Harris,Robert S.63907ITUNINARICAUNIMARCBK990002292130403321FFABCVitamin B12387238UNINAING01