title: Gastrointestinal diseases.
mesh_terms: D000017:ABO Blood-Group System; D002446:Celiac Disease / Q000209:etiology; D002908:Chronic Disease; D003093:Colitis, Ulcerative / Q000150:complications; D003424:Crohn Disease / Q000150:complications; D004322:Drainage; D004935:Esophageal Diseases / Q000150:complications; D005260:Female; D005492:Folic Acid / Q000502:physiology; D005743:Gastrectomy; D005756:Gastritis / Q000209:etiology; D005767:Gastrointestinal Diseases / Q000150:complications*; D006471:Gastrointestinal Hemorrhage / Q000150:complications; D006362:Heavy Chain Disease / Q000150:complications; D006525:Hepatitis, Viral, Human / Q000150:complications; D006801:Humans; D006971:Hypersplenism; D007410:Intestinal Diseases / Q000469:parasitology; D007501:Iron / Q000502:physiology; D008107:Liver Diseases / Q000150:complications; D008875:Middle Aged; D010182:Pancreatic Diseases / Q000150:complications; D014628:Vagotomy; D014805:Vitamin B 12 / Q000502:physiology
chemical_list: D000017:ABO Blood-Group System; D005492:Folic Acid; D007501:Iron; D014805:Vitamin B 12