1. Department of Neurology, Ya’an Peoples Hospital, Ya’an, Sichuan 625000, China
2. Department of Neurology, The Affiliated Hospital of University of Electronic Science and Technology, Sichuan Provincial People’s Hospital, Chengdu, Sichuan 610000, China
3. Department of Neurology, Hospital of Traditional Chinese Medicine, Qiannan Bouyei and Miao Autonomous Prefecture, Duyun, Guizhou 558000, China