Current concepts of pernicious anemia.
D000752:Anemia, Pernicious / Q000175:diagnosis / Q000209:etiology / Q000235:genetics / Q000266:history / Q000276:immunology; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007437:Intrinsic Factor / Q000032:analysis; D014806:Vitamin B 12 Deficiency / Q000175:diagnosis
D007437:Intrinsic Factor