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Background Endoscopic placement of covered self-expandable metallic stents (CSEMSs) is effective for distal malignant biliary obstruction. However, management of dysfunctional CSEMSs has not been established. Methods Between March 1998 and July 2007, a total of 74 patients who underwent endoscopic re-interventions for CSEMS dysfunction were analyzed. Second stent insertion (CSEMS or plastic stent)...
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