Pernicious anemia: a review, an update, and an illustrative case.
D000368:Aged; D000752:Anemia, Pernicious / Q000175:diagnosis* / Q000378:metabolism / Q000628:therapy; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D012546:Schilling Test; D014805:Vitamin B 12 / Q000378:metabolism / Q000627:therapeutic use
D014805:Vitamin B 12