title: Megaloblastic anaemia in a vegetarian.
mesh_terms: D000328:Adult; D000748:Anemia, Macrocytic / Q000209:etiology*; D000749:Anemia, Megaloblastic / Q000209:etiology*; D014676:Diet, Vegetarian; D006801:Humans; D014806:Vitamin B 12 Deficiency / Q000150:complications