Anemia. Gastrointestinal causes.
D000740:Anemia / Q000209:etiology*; D000747:Anemia, Hypochromic / Q000209:etiology; D000752:Anemia, Pernicious / Q000209:etiology; D000756:Anemia, Sideroblastic / Q000209:etiology; D001765:Blind Loop Syndrome / Q000150:complications; D003424:Crohn Disease / Q000150:complications; D004238:Diverticulitis / Q000150:complications; D005494:Folic Acid Deficiency / Q000150:complications; D005756:Gastritis / Q000150:complications; D005767:Gastrointestinal Diseases / Q000150:complications*; D006471:Gastrointestinal Hemorrhage / Q000150:complications; D005770:Gastrointestinal Neoplasms / Q000150:complications; D006801:Humans; D007437:Intrinsic Factor; D008286:Malabsorption Syndromes / Q000150:complications; D014806:Vitamin B 12 Deficiency / Q000150:complications; D008061:Whipple Disease / Q000150:complications
D007437:Intrinsic Factor