Novel J-tip guidewire for reintervention after stent-by-stent placement in patients with malignant hilar biliary obstruction - Inoue, Tadahisa; Ibusuki, Mayu; Kitano, Rena; Sakamoto, Kazumasa; Kimoto, Satoshi; Kobayashi, Yuji; Sumida, Yoshio; Nakade, Yukiomi; Ito, Kiyoaki; Yoneda, Masashi (Endoscopy International Open, 2022)