A 3-Fr microcatheter is suitable for a 0.018-inch guidewire during endoscopic ultrasound-guided biliary drainage - Kato, Akihisa; Yoshida, Michihiro; Kachi, Kenta; Hori, Yasuki; Naitoh, Itaru; Hayashi, Kazuki; Kataoka, Hiromi (Endoscopy, 2022)