Complications of dietary deficiency of vitamin B12 in young Caucasians.
D000328:Adult; D000748:Anemia, Macrocytic / Q000209:etiology*; D000749:Anemia, Megaloblastic / Q000209:etiology*; D004032:Diet; D014676:Diet, Vegetarian; D005260:Female; D006801:Humans; D008297:Male; D009896:Optic Atrophy / Q000209:etiology*; D014806:Vitamin B 12 Deficiency / Q000150:complications*; D044465:White People