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Background and Aim
Current evidence supporting the utility of single‐operator peroral cholangioscope (SOPOC) in the management of difficult bile duct stones is limited. We conducted the present systematic review and meta‐analysis to evaluate the efficacy and safety of SOPOC in treating difficult bile duct stones.
Methods
We searched studies up to April 2018, using MEDLINE, EMBASE, the Cochrane...
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