Sakushima Ken, Niino Masaaki, Yabe Ichiro, Akimoto-Tsuji Sachiko, Sasaki Hidenao
Department of Neurology, Hokkaido University Graduate School of Medicine, Kita-15, Nishi-7, Kita-ku, Sapporo 060 8638, Japan.
J Clin Neurosci. 2009 Dec;16(12):1608, 1711. doi: 10.1016/j.jocn.2008.12.017.