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Gastrointestinal Endoscopy. 2018;87(6):AB223 
S1463: Subsequent ERBD After Occlusion of Metal Biliary Stent in Patients With Unresectable Malignant Biliary Obstruction - Comparison of Metal Stent Versus 10 Fr-Plastic Stent
Gastrointestinal Endoscopy. 2010;71(5):AB168
A Comparative Study on the Efficacy of Covered Metal Stent and Plastic Stent in Unresectable Malignant Biliary Obstruction
Clinical Endoscopy. 2012;45(1):78
Efficacy of a Multiplex Paclitaxel Emission Stent Using a Pluronic® Mixture Membrane versus a Covered Metal Stent in Malignant Biliary Obstruction: A Prospective Randomized Comparative Study
Gut and Liver. 2017;11(4):567-573
4656 Plastic stent or diamond metal stent for malignant biliary obstruction. a comparison of stent patency and survival.
Gastrointestinal Endoscopy. 2000;51(4):AB194
A prospective randomized study of “covered” vs “uncovered” diamond stent for malignant biliary obstruction
Gastrointestinal Endoscopy. 2001;53(5):AB106
Su1438 Efficacy and Safety of a Newly Developed Fully Covered Biliary Metallic Stent in Comparison With the Partially Covered WallFlex Biliary RX Stent for Unresectable Malignant Biliary Stricture
Gastrointestinal Endoscopy. 2011;73(4):AB266
T1530: Comparison of Metal and Plastic Stent Placement Following Initial Metal Stent Dysfunction in the Palliation of Malignant Biliary Obstruction
Gastrointestinal Endoscopy. 2010;71(5):AB301
A novel laser‐cut fully‐covered metal stent with anti‐reflux valve in patients with malignant distal biliary obstruction refractory to conventional covered metal stent
Journal of Hepato-Biliary-Pancreatic Sciences. 2021;
Self-expanding biliary metal stent covered with new membrane in malignant biliary obstruction(Covered modified-gianturco biliary stent)
Gastrointestinal Endoscopy. 1996;43(4):304