Hepatocellular Carcinoma With Bile Duct Tumor Thrombus: Extrahepatic Bile Duct Preserving or Not? Reply. Issue 6 (December 2017) - Hasegawa, Kiyoshi; Yamamoto, Satoshi; Inoue, Yousuke; Shindoh, Junichi; Aoki, Taku; Sakamoto, Yoshihiro; Sugawara, Yasuhiko; Kokudo, Norihiro; Makuuchi, Masatoshi