PubMed · 2006 · 10 citations · 0 references
Public HealthGeriatric MedicineGeriatricsIron Metabolism DisordersMicronutrient DeficiencyFolate DeficiencyIron DeficiencyNutrient Deficiency DisordersNutritional DeficienciesThiamine DeficiencyVitamin B12 DeficiencyAtrophic GastritisCobalamin MalabsorptionMicronutrient Deficiencies In AgingSerum Cobalamin Testing