1. Department of Neurology, Qingdao Municipal Hospital, Qingdao Clinical Medical School, Nanjing Medical University, Qingdao, Shandong, China
2. Department of Neurology, The Second People’s Hospital of Huai’an, The Affiliated Huai’an Hospital of Xuzhou Medical University, Huai’an, Jiangsu, China
3. Department of Neurology, Hongze Huai’an District People’s Hospital, Jiangsu, China
4. Department of Respiration, The Second People’s Hospital of Huai’an, The Affiliated Huai’an Hospital of Xuzhou Medical University, Huai’an, Jiangsu, China
5. Department of Neurology, Huai’an First People’s Hospital, The Affiliated Huai’an No.1 People’s Hospital of Nanjing Medical University, Huai’an, Jiangsu, China