title: The elderly need oral vitamin B-12.
authors.forename: V
authors.initials: V
authors.lastname: Herbert
mesh_terms: D000042:Absorption; D000375:Aging; D006801:Humans; D018673:Nutrition Policy; D009751:Nutritional Requirements; D014805:Vitamin B 12 / Q000008:administration & dosage* / Q000493:pharmacokinetics
chemical_list: D014805:Vitamin B 12