GALLSTONE ILEUS.
D002763:Cholecystectomy; D002769:Cholelithiasis; D003933:Diagnosis; D042882:Gallstones; D005853:Geriatrics; D006801:Humans; D045823:Ileus; D007415:Intestinal Obstruction
CHOLECYSTECTOMY; CHOLELITHIASIS; DIAGNOSIS; GERIATRICS; INTESTINAL OBSTRUCTION