^○Yasuhiro Sakashita¹, Tomio Arai¹, Renpei Sengoku¹, Yuko Saito², Shigeo Murayama¹ (1.Tokyo metropolitan geriatric hospital, 2.National center of neurology and psychiatry)

^○Masahiro Nagai¹, Madoka Kubo¹, Hirotaka Iwaki¹, Rina Ando¹, Masayuki Ikeda², Hiroshi Iwamoto², Yasuhiro Takeda², Masahiro Nomoto¹ (1.Department of Neurology and Clinical Pharmacology, Ehime University Hospital, 2.Wellness & Nutrition Science Institute R&D Division Morinaga Milk Industry Co., Ltd.)

^○Ayano Kondo¹, Yoichi Sato², Shigenori Kato¹, Keizo Yasui¹ (1.Nagoya Daini Redcross Hospital, Department of Neurology, 2.Nagoya Daini Redcross Hospital, Department of Orthopaedic Surgery)

^○Mayumi Kitagawa (Department of Neurology, Sapporo Teishinkai Hospital)

^○Masahiko Tomiyama, Tatsuya Ueno, Tomoya Kon, Rie Haga, Yukihisa Funamizu, Haruo Nishijima, Akira Arai, Chieko Suzuki, Masayuki Baba, Jin-ichi Nunomura (Department of Neurology, Aomori Prefectural Central Hospital)

^○Kazue Tajima, Kentaro Tokumoto, Shun Akaike, Tatsuya Fukumoto, Masaki Tomura, Ryoko Takeuchi, Fumi Mitobe, Fumiaki Katada, Susumu Sato, Hidehiro Shibayama, Toshio Fukutake (Neurology, Kameda Medical Center)

^○Mayumi Sakata, Atsuhiro Higashi, Mayako Niwa, Masaaki Yasui, Ichiro Nakanishi, Masaya Hironishi, Hidefumi Ito (Neurology, Wakayama Medical University)