Gao DJ, Yang JF, Ma SR, Wu J, et al. Endoscopic radiofrequency ablation plus plastic stent placement versus stent placement alone for unresectable extrahepatic biliary cancer: a multicenter randomized controlled trial. Gastrointest Endosc 2020 Dec 23. pii: S0016-5107(20)35095.
PMID: 33359435