Triple stent-in-stent placement of novel braided metal stents with a slim delivery system via balloon-assisted enteroscopy - Sato, Tatsuya; Kogure, Hirofumi; Nakai, Yousuke; Ishigaki, Kazunaga; Hakuta, Ryunosuke; Saito, Kei; Koike, Kazuhiko (Endoscopy, 2021)