^○Shinya Hirata¹, Masanori Sawamura¹, Yasutaka Fushimi², John Grinstead³, Sinyeob Ahn⁴, Takakuni Maki¹, Ryosuke Takahashi¹ (1.Department of Neurology, Kyoto University Hospital, Kyoto, Japan, 2.Department of Diagnostic Imaging and Nuclear Medicine, Kyoto University Hospital, Kyoto, Japan, 3.Siemens Healthineers, Portland, OR, USA, 4.Siemens Healthineers, San Francisco, CA, USA)

^○Yoichiro Nishida, Takanori Yokota (Department of Neurology and Neurological Science, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University (TMDU), Japan)

^○Masayuki Ueda¹, Akiko Seto¹, Akihiro Kotani², Tatsuo Mano¹, Akatsuki Kubota¹, Hiroyuki Ishiura¹, Tatsushi Toda¹ (1.Department of Neurology, The University of Tokyo Hospital, Japan, 2.General Education Center, The University of Tokyo Hospital)