Pernicious anemia: diagnosis and treatment.
D000126:Achlorhydria / Q000209:etiology; D000368:Aged; D000752:Anemia, Pernicious / Q000175:diagnosis* / Q000628:therapy*; D001772:Blood Cell Count; D001856:Bone Marrow Examination; D003937:Diagnosis, Differential; D006801:Humans; D007437:Intrinsic Factor / Q000032:analysis; D008297:Male; D012546:Schilling Test
D007437:Intrinsic Factor