
Keywords: انقباض بالون پاپیلری آندوسکوپی; Gallstone; Endoscopy; Sphincteroplasty; Outcome Comparison; aHR; adjusted hazard ratio; CI; confidence interval; EPBD; endoscopic papillary balloon dilation; EPLBD; endoscopic papillary large balloon dilation; ERCP; endoscopic retrograde cholangiopancreat