Clinical Outcome of Endoscopic Transpapillary Drainage for Biliary Obstruction Due to Non-Hepato-Pancreato-Biliary Cancer: A Two-Center Retrospective Cohort Study. - Kitsugi, Kensuke; Kawata, Kazuhito; Hosoda, Yoshisuke; Yoshizawa, Yashiro; Kimata, Masaharu; Kobayashi, Yosuke; Unno, Shuhei; Yamada, Yosuke; Noritake, Hidenao; Chida, Takeshi; Murohisa, Go (Clinics & Practice, 2026)