Affiliation: | (1) Department of Neurology, Saku Central Hospital, 197 Usuda, Mirami-Saku, 384-0301, Japan, JP;(2) Third Department of Medicine, Shinshu University School of Medicine, 3-1-1 Asahi, Matsumoto 390-8621, Japan, Tel.: +81-2 63/37-26 73, Fax: +81-2 63/34-09 29, E-Mail: matsuda@hsp.md.shinshu-u.ac.jp, JP |