1. Department of Neurology, The Second Hospital of Baoding City, Baoding, Hebei, China;
2. Department of Geriatric, The Second Hospital of Baoding City, Baoding, Hebei, China;
3. Second Neurology Department, The Second Hospital of Baoding City, Baoding, Hebei, China;
4. Fifth Department of Internal Medicine, Baoding Children’s Hospital, Baoding, Hebei, China