Peroral Cholangioscopy-Guided Forceps Mapping Biopsy for Evaluation of the Lateral Extension of Biliary Tract Cancer

by Takumi Onoyama, Wataru Hamamoto, Yuri Sakamoto, Shiho Kawahara, Taro Yamashita, Hiroki Koda, Soichiro Kawata, Yohei Takeda, Kazuya Matsumoto, Hajime Isomoto
Published 2021-02-01