Recent advances in gastroenterology.
D002769:Cholelithiasis / Q000628:therapy; D003110:Colonic Neoplasms / Q000628:therapy; D003937:Diagnosis, Differential; D005767:Gastrointestinal Diseases / Q000628:therapy*; D006801:Humans; D007565:Jaundice / Q000175:diagnosis; D010437:Peptic Ulcer / Q000628:therapy; D012004:Rectal Neoplasms / Q000628:therapy