Bilateral verses bilateral with tri-segmental endoscopic drainage using metal stents for high-grade malignant hilar biliary obstructions: A multicenter, randomized controlled trial: BRAVE study (BRAVE study).

Kazuyuki MatsumotoToshiharu MitsuhashiHirofumi KawamotoEtsuji IshidaMasakuni FujiiYutaka AkimotoHiroyuki SekiYuki IshiharaTaiji OgawaTatsuhiro YamazakiYuki FujiiHironari Kato

Published in: Medicine (2022)

Registered in Japan Registry of Clinical Trial-Registration (trial number. jRCTs062220038). This version number 1. Protocol dated Jun 23, 2022.

Keyphrases

randomized controlled trial
clinical trial
study protocol
high grade
ultrasound guided
phase iii
case report
phase ii
systematic review
double blind
low grade
cross sectional