Shohei Inui¹, Daita Kaneda², Keita Sakurai³, Osamu Abe¹, Yoshio Hashizume² (1.Department of Radiology, The University of Tokyo, 2.Choju Medical Institute, Fukushimura Hospital, 3.Department of Radiology, National Center for Geriatrics and Gerontology)

Keita Watanabe¹, Kentaro Akazawa¹, Koji Sakai¹, Lennartsson Finn², Sera Kasai³, Yoshihito Umemura³, Soichiro Tatsuo³, Tatsuya Mikami⁴, Yoshinori Tamada⁴, Masahiko Tomiyama⁵, Kei Yamada¹, Shingo Kakeda³ (1.Department of Radiology, Kyoto Prefectural University of Medicine, Kyoto, Japan, 2.Diagnostic Radiology, Department of Clinical Sciences Lund, Lund University, Skane University Hospital, Lund, Sweden, 3.Department of Radiology, Hirosaki University Graduate School of Medicine, Hirosaki, Japan, 4.Innovation Center for Health Promotion, Hirosaki University, Hirosaki, Japan, 5.Department of Neurology, Hirosaki University Graduate School of Medicine, Hirosaki, Japan)

Keita Watanabe¹, Sera Kasai², Yoshihito Umemura², Soichiro Tatsuo², Kazuhiko Oyu², Atsushi Nozaki³, Naoyuki Takei³, Tetsuya Wakayama³, Shingo Kakeda³ (1.Department of Radiology, Kyoto Prefectural University of Medicine, Kyoto, Japan, 2.Department of Radiology, Hirosaki University Graduate School of Medicine, Hirosaki, Japan, 3.GE HealthCare)

Naoki Kawaguchi¹, Daisuke Yoshimaru^2,3, Shuhei Shibukawa^2,4, Eri Arizono², Yoichi Araki¹, Naoya Hayashi^1,5, Soichiro Shimizu⁶, Kazuhiro Saito² (1.Department of Radiology, Tokyo Medical University Hospital, 2.Department of Radiology, Tokyo Medical University, 3.Division of Regenerative Medicine, Jikei University School of Medicine, 4.Department of Radiological Technology, Faculty of Health Science, Juntendo University, 5.Department of Radiological Sciences, Graduate School of Health Sciences, Tokyo Metropolitan University, 6.Department of Geriatric Medicine, Tokyo Medical University)

Kazufumi Kikuchi¹, Osamu Togao¹, Koji Yamashita², Daisuke Kuga³, Koji Yoshimoto³, Kousei Ishigami² (1.Department of Molecular Imaging & Diagnosis, Graduate School of Medical Sciences, Kyushu University, 2.Department of Clinical Radiology, Graduate School of Medical Sciences, Kyushu University, 3.Department of Neurosurgery, Graduate School of Medical Sciences, Kyushu University)

Katsusuke Kyotani¹, Yo Taniguchi², Hirokazu Asaka³, Kosuke Ito³, Masahiro Takizawa³, Hideki Kumai¹ (1.Radiation Diagnostic Systems Division, FUJIFILM Healthcare Corporation, 2.Medical System Research & Development Center, FUJIFILM Corporation, 3.Medical System Research & Development Center, FUJIFILM Healthcare Corporation)