title: [Residual stones in gallbladder and ducts after operations--prevention but not treatment].
mesh_terms: D001649:Bile Duct Diseases / Q000517:prevention & control; D002769:Cholelithiasis / Q000517:prevention & control* / Q000601:surgery; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control*