Department of Pharmaceutical Sciences, Graduate School of Comprehensive Human Sciences, University of Tsukuba, Tsukuba, Japan (Momo) (Homma) (Kohda)
Faculty of Health Sciences, Tsukuba University of Technology, Tsukuba, Japan(Ohkoshi)
Department of Neurology, Kanto Medical Center NTT EC, Tokyo, Japan (Yoshizawa)
Department of Neurology, Graduate School of Comprehensive Human Sciences, University of Tsukuba, Tsukuba, Japan (Tamaoka)
E-mail: [email protected] (Homma)
We thank Drs Kambayashi and Hosono for their help in searching medical records, as well as useful discussion.
None of the authors has a conflict of interest with regard to this study.