Treatment of Difficult Minor Papilla Cannulation in Patients of Pancreatic Divisum: Using Endoscopic Ultrasonography–guided Puncture Combined with Endoscopic Retrograde Cholangiopancreatography: 2 Cases and Literature Review
Surgical laparoscopy endoscopy & percutaneous techniques/Surgical laparoscopy, endoscopy & percutaneous techniques（2019）
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