^○Yusuke Sakuhara, Tadashi Shimizu (Department of Diagnostic and Interventional Radiology, Tonan Hospital, Sapporo, Japan)

^○Yusuke Sakuhara¹, Takeshi Takata², Jun'Ich Kotoku², Masayori Ishikawa³, Hiroshi Kondo⁴ (1.Department of Diagnostic and Interventional Radiology, Tonan Hospital, Sapporo, Japan, 2.Graduate School of Medical Care and Technology, Teikyo University, Tokyo, Japan, 3.Graduate School of Health Sciences, Hokkaido University, Sapporo, Japan, 4.Department of Radiology, Teikyo University, Tokyo, Japan)

^○Mayu Uka¹, Takaichi Watanabe², Hiroaki Ishida², Ruri Takahashi², Toshiyuki Komaki¹, Soichiro Kajita¹, Koji Tomita¹, Yusuke Matsui¹, Jun Sakurai¹, Toshihiro Iguchi¹, Takao Hiraki¹, Hideo Gobara¹, Tsutomu Ono², Susumu Kanazawa¹ (1.Department of Radiology, Okayama University Hospital, Okayama, Japan, 2.Department of Applied Chemistry, Graduate School of Natural Science and Technology, Okayama University)

^○Nobuyuki Higashino, Tetsuo Sonomura, Koudai Fukuda, Ryuta Okuhira, Shota Ueda, Nobuyuki Kawai (The Department of Radiology, Wakayama Medical University, Wakayama, Japan)

^○Shinji Fujizuka, Miyuki Sone, Shunsuke Sugawara, Chihiro Ito, Yasuyuki Onishi, Shintaro Kimura, Haruto Sugawara, Yasuaki Arai, Masahiko Kusumoto (The Department of Diagnostic Radiology, National Cancer Center Hospital, Tokyo, Japan)