^○Ryuichi Kita, Natsumi Ooe, Risa Nakanishi, Haruka Amino, Azusa Sakamoto, Hideyuki Komekado, Toru Kimura, Hiroyuki Marusawa (Department og Gastroenterology and Hepatology, Osaka Red Cross Hospital, Osaka, Japan)

^○Shinya Kosai¹, Hiroki Higashihara¹, Eiji Kashiwagi¹, Keisuke Nagai¹, Hidenari Hongyo¹, Kaishu Tanaka¹, Yusuke Ono¹, Noriyuki Tomiyama¹, Tetsuo Takehara², Hidetoshi Eguchi³ (1.Diagnostic and Interventional Radiology, Osaka University Graduate School of Medicine, Osaka, Japan, 2.Department of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Osaka, Japan, 3.Department of Gastroenterological Surgery, Osaka University Graduate School of Medicine, Osaka, Japan)

^○Natsuhiko Saito, Toshihiro Tanaka, Hideyuki Nishiohuku, Takeshi Sato, Tetsuya Masada, Shota Tatsumoto, Takeshi Matsumoto, Yuto Chyanoki, Kimihiko Kichikawa (Department of Radiology and Nuclear medicine, IVR center, Nara Medical University, Nara, Japan)

^○Toshihiro Tanaka, Takeshi Sato, Hideyuki Nishiofuku, Tetsuya Masada, Shota Tatsumoto, Kimihiko Kichikawa (Department of Radiology, IVR Center, Nara Medical University)

^○Akihiko Seki (Dept. of Medical oncology, Suita Tokushukai Hospital)