1. Peking University Third Hospital
2. Xuanwu Hospital Capital Medical University Department of Neurology
3. The Second Affiliated Hospital of Zhejiang University School of Medicine: Zhejiang University School of Medicine Second Affiliated Hospital
4. Wenzhou Medical University Second Affiliated Hospital
5. Tianjin city People's Hospital: People's Hospital Affiliated to Nankai University of Tianjin
6. Kunming Medical University First Affiliated Hospital: First Affiliated Hospital of Kunming Medical University