Gastritis.
D000208:Acute Disease; D000752:Anemia, Pernicious / Q000150:complications / Q000276:immunology; D002908:Chronic Disease; D005750:Gastric Juice / Q000378:metabolism; D005756:Gastritis / Q000145:classification / Q000150:complications / Q000201:enzymology / Q000209:etiology / Q000276:immunology; D006801:Humans; D007437:Intrinsic Factor / Q000032:analysis; D013274:Stomach Neoplasms / Q000150:complications / Q000209:etiology
D007437:Intrinsic Factor