title: New devices for biliary drainage and biopsy.
mesh_terms: D000328:Adult; D001646:Bile; D001706:Biopsy / Q000295:instrumentation*; D002408:Catheters, Indwelling; D002779:Cholestasis / Q000175:diagnosis / Q000628:therapy; D004322:Drainage / Q000295:instrumentation*; D006801:Humans; D008297:Male; D011095:Polyethylenes
chemical_list: D011095:Polyethylenes