Hamada T, Isayama H, Nakai Y, Togawa O, Takahara N, Uchino R, Mizuno S, Mohri D, Yagioka H, Kogure H, Matsubara , Yamamoto N, Ito Y, Tada M, Koike K
BACKGROUND/AIMS: In distal malignant biliary obstruction, an antireflux metal stent (ARMS) with a funnel-shaped valve is effective as a reintervention for metal stent occlusion caused by reflux. This study sought...