Department of Neurology, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Cadre Ward Two, The First Affiliated Hospital of Chinese People's Liberation Army General Hospital, Beijing 100843, China;
Department of Neurology, Peking Union Medical Col ege Hospital, Beijing 100730, China;
Department of Neurology, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Department of Neurology, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Department of Neurology, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Department of Neurology, Chinese People's Liberation Army General Hospital, Beijing 100853, China;
Department of Neurology, Peking Union Medical Col ege Hospital, Beijing 100730, China;
Neuroscience Center, Chinese Academy of Medical Sciences, Beijing 100730, China;
Department of Neurology, Chinese People's Liberation Army General Hospital, Beijing 100853, China;