1. Department of Neurosurgery and Neuro-Oncology, Tianjin Medical University Cancer Institute and Hospital, National Clinical Research Center for Cancer, Tianjin Key Laboratory of Cancer Prevention and Therapy; Tianjin's Clinical Research Center for Cancer; Tianjin China
2. Department of Neurology; The Second Hospital of Tianjin Medical University; Tianjin China
3. Ultrasound Department; Binzhou People's Hospital; Binzhou China