論文（英文）
Watanabe Y, Matsuyama Y, Izumi N, Kubo S, Kokudo N, Sakamoto M, Shiina S, Takayama T, Nakashima O, Kudo M. Effect of surgical margin width after R0 resection for intrahepatic cholangiocarcinoma: A nationwide survey of the Liver Cancer Study Group of Japan. Surgery. 2020; 167(5): 793-802.
Watanabe Y, Matsuyama Y, Izumi N, Kubo S, Kokudo N, Sakamoto M, Shiina S, Takayama T, Nakashima O, Kudo M. Effect of surgical margin width after R0 resection for intrahepatic cholangiocarcinoma: A nationwide survey of the Liver Cancer Study Group of Japan. Surgery. 2020; 167(5): 793-802.