Analytical Biochemistry · 2009 · 44 citations · 30 references
Life SciencesChemistryNutritional SciencesAnalytical ChemistryMass Spectrometric AnalysisSpectroscopyVitamin AnalysisVitamin BiochemistryVitamin ChemistryVitamin MetabolismVitamin PhysiologyVitamins In FoodsB VitaminsVitamin B12 (Cobalamin)Vitamin B12 Status Biomarkers
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George V. Buxton, C.L. Greenstock, W. Phillips Helman et al. · Journal of Physical and Chemical Reference Data · 1988 · 12.1K citations
Present Knowledge in Nutrition.
Journal of the American Medical Association · 1954 · 1K citations
Robert Oh, David L. Brown · PubMed · 2003 · 365 citations