1. Department of Neurology, Jinshan Hospital, Fudan University, Shanghai, P.R. China and Department of Neurology, Shanghai Medical College, Fudan University, Shanghai, P.R. China
2. Department of Neurology, Shanghai East Hospital, Tongji University School of Medicine, Shanghai, P.R. China
3. Department of Neurology, Jinshan Hospital, Fudan University, Shanghai, P.R. China
4. Center Laboratory, Jinshan Hospital, Fudan University, Shanghai, P.R. China