Clinica Chimica Acta · 1969 · 44 citations · 7 references
Life SciencesBiochemistryNutritional SciencesAnalytical ChemistryHuman NutritionMicronutrient DeficiencyMicronutrient MetabolismMicronutrient Status AssessmentVitamin BiochemistryVitamin ChemistryVitamin MetabolismVitamin PhysiologySerum Cobalamin TestingVitamin B12 (Cobalamin)Vitamin B12 Metabolism
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John L. Fahey, Patricia F. McCoy, Mehran Goulian · Journal of Clinical Investigation · 1958 · 214 citations · Full text
J. L. Raven, P. L. Walker, P. Barkhan · Journal of Clinical Pathology · 1966 · 29 citations · Full text