Techniques to resolve the difficult cannulation cases include tapered tip catheter, guide wire, papillotome, and precut endoscopic papillotomy (EPT).
对于较困难之病例，尖细型管子，导引线方法，电刀及内视镜乳突先前切开术乃
决方法。
Techniques to resolve the difficult cannulation cases include tapered tip catheter, guide wire, papillotome, and precut endoscopic papillotomy (EPT).
对于较困难之病例，尖细型管子，导引线方法，电刀及内视镜乳突先前切开术乃决方法。
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