Hyun Jong Choi

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BACKGROUND Endoscopic management of malignant hilar biliary strictures is difficult even for an experienced endoscopist. Moreover, endoscopic placement of bilateral metal stents is considered very(More)
BACKGROUND Post-ERCP pancreatitis (PEP) is the most common and serious complication of ERCP. Difficult biliary cannulation can be a procedure-related risk factor for PEP. Recent studies reported that(More)