Food-cobalamin malabsorption in the elderly.
D000368:Aged; D000369:Aged, 80 and over; D015331:Cohort Studies; D005260:Female; D005602:France / Q000453:epidemiology; D005757:Gastritis, Atrophic / Q000150:complications; D006801:Humans; D007273:Injections, Intramuscular; D008286:Malabsorption Syndromes / Q000188:drug therapy / Q000453:epidemiology* / Q000209:etiology; D008297:Male; D011446:Prospective Studies; D012307:Risk Factors; D014805:Vitamin B 12 / Q000008:administration & dosage / Q000097:blood; D014806:Vitamin B 12 Deficiency / Q000188:drug therapy / Q000453:epidemiology* / Q000209:etiology
D014805:Vitamin B 12