·2,447,543篇论文数据，部分数据来源于NoteExpress
expanded plastic , aerated plastics
There were 166 endoscopic nasobiliary drainage, 87 plastic biliary stenting and 48 expandable metal stent implantation.
行鼻胆管引流术166例次，塑料内置管引流87例次，放置可膨式金属胆道支架48例。
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