Reintervention for stent occlusion after endoscopic ultrasound-guided hepaticogastrostomy with novel use of a precut needle-knife - Minaga, Kosuke; Takenaka, Mamoru; Okamoto, Ayana; Omoto, Shunsuke; Miyata, Takeshi; Imai, Hajime; Kudo, Masatoshi (Endoscopy, 2018)