The pooled analysis showed a trend toward higher rates of SBC with the use of PS (89.3% versus 78.1%), however this trend was not statistically significant for successful primary biliary cannulation with PS [OR 2.05 (95% CI 0.64–6.63)].
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Precut sphincterotomy for selective biliary duct cannulation during endoscopic retrograde cholangiopancreatography.
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