title: Polyethylene double-pigtail ureteral stents.
mesh_terms: D002408:Catheters, Indwelling / Q000009:adverse effects; D006801:Humans; D011095:Polyethylenes; D011182:Postoperative Care; D014513:Ureter / Q000601:surgery; D014515:Ureteral Diseases / Q000628:therapy; D014517:Ureteral Obstruction / Q000628:therapy
chemical_list: D011095:Polyethylenes