1. Department of Neurology, Chengdu Second People’s Hospital , Chengdu , Sichuan Province , People’s Republic of China
2. Department of Neurology, Affiliated Hospital of North Sichuan Medical College , Nanchong , Sichuan Province , People’s Republic of China
3. North Sichuan Medical College , No. 234, Fujiang Street, Shunqing District , Nanchong , Sichuan Province , People’s Republic of China