Masato Takahashi^1,2, Yukihiro Nomura^3,4, Tomomi Takenaga², Saori Koshino², Shouhei Hanaoka², Takahiro Nakao⁴, Shinji Abe¹, Takeharu Yoshikawa⁴ (1.Department of Radiological Sciences, Ibaraki Prefectural University of Health Sciences, 2.Department of Radiology, The University of Tokyo Hospital, 3.Center for Frontier Medical Engineering, Chiba University, 4.Department of Computational Diagnostic Radiology and Preventive Medicine, The University of Tokyo Hospital)

Hisaichi Shibata¹, Shouhei Hanaoka¹, Takahiro Nakao², Takeharu Yoshikawa², Osamu Abe¹ (1.Department of Radiology, The University of Tokyo Hospital, 2.Department of Computational Diagnostic Radiology and Preventive Medicine, The University of Tokyo Hospital)

Tsuyoshi Ueyama¹, Erika Takahashi¹, Naoto Fujita¹, Yuichi Suzuki², Hideyuki Iwanaga², Osamu Abe³, Yasuhiko Terada¹ (1.Institute of Applied Physics, University of Tsukuba, 2.Department of Radiology, The University of Tokyo Hospital, 3.Department of Radiology, The University of Tokyo)

Naoki Yoshioka¹, Hiroyuki Ueno¹, Kazunari Fukuda¹, Takahiro Fukushima¹, Yuichiro Hirano¹, Kosuke Yuyama¹, Rintaro Miyo¹, Masaaki Akahane¹, Shigeru Kiryu¹, Shigeki Aoki² (1.Department of Radiology, Narita Hospital, International University of Health and Welfare, 2.Department of Radiology, Juntendo University)

Manabu Kinoshita¹, Yoshiko Okita², Hideyuki Arita³, Shota Yamamoto¹, Eku Shimosegawa⁴, Haruhiko Kishima² (1.Department of Neurosurgery, Asahikawa Medical University, 2.Department of Neurosurgery, Osaka University Graduate School of Medicine, 3.Department of Neurosurgery, Osaka International Cancer Institute, 4.Department of Molecular Imaging in Medicine, Osaka University Graduate School of Medicine)

Hirokazu Yoshida, Masako Ikeda, Masanobu Terui (Division of Radiology, Akita University Hospital)