1. Central Laboratory, Shenzhen Samii Medical Center, Shenzhen, Guangdong 518118, P.R. China
2. Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Shenzhen, Guangdong 518118, P.R. China
3. Department of Neurology, Shenzhen Samii Medical Center, Shenzhen, Guangdong 518118, P.R. China