1. Medical Quality Management Department, The First Affiliated Hospital of Hainan Medical College, Haikou, Hainan, China
2. Neurosurgery Department, The First Affiliated Hospital of Hainan Medical College, Haikou, Hainan, China
3. Neurosurgery Department, Haikou Affiliated Hospital of Central South University Xiangya School of Medicine, Haikou, Hainan, China