1. Department of Neurology, The Third Hospital of Hebei Medical University, Shijiazhuang, Hebei, China (mainland)
2. Department of Neurology, The First Hospital of Hebei Medical University, Shijiazhuang, Hebei, China (mainland)
3. Department of Rehabilitation Medicine, The Third Hospital of Hebei Medical University, Shijiazhuang, Hebei, China (mainland)
4. Department of Neurosurgery, The Third Hospital of Hebei Medical University, Shijiazhuang, Hebei, China (mainland)