1. Department of Neurosurgery, The First Affiliated Hospital of Soochow University, Suzhou, Jiangsu, China;
2. Department of Neurosurgery, The Second Affiliated Hospital of Bengbu Medical college, Bengbu, Anhui, China;
3. Department of Neurosurgery, Traditional Chinese Medicine Hospital of Kunshan, Suzhou, Jiangsu, China;
4. Department of Neurosurgery, Taizhou Second People’s Hospital, Taizhou, Jiangsu, China