A Study for Efficacy of Side-by-side Compared to Stent-in-stent Technique in the Endoscopic Management of Malignant Hilar Biliary Obstruction
Conditions
- Cholangiocarcinoma
- Gallbladder Cancer
- Pancreatic Cancer
- HCC
- AOV Cancer
Interventions
- PROCEDURE: side by side
- PROCEDURE: stent in stent
Sponsor
Yonsei University