1. Department of Neurosurgery, The Second Affiliated Hospital of Soochow University , Suzhou City , Jiangsu Province, 215000 , China
2. Department of Nephrology, The First Affiliated Hospital of Baotou Medical College , Baotou , China
3. Department of Neurosurgery, The First Affiliated Hospital of Baotou Medical College , Baotou , China
4. Department of Neurosurgery, The Second Affiliated Hospital of Soochow University , No. 1055, Sanxiang Road, Gusu District , Suzhou City , Jiangsu Province, 215000 , China