1. Department of Neurosurgery, Gusu School, Nanjing Medical University, The First People’s Hospital of Kunshan, Suzhou 215300, China
2. Department of Gastrointestinal Surgery, Gusu School, Nanjing Medical University, The First People’s Hospital of Kunshan, Suzhou 215300, China
3. Department of Oncology, The Yancheng Clinical College of Xuzhou Medical University, The First People’s Hospital of Yancheng, Yancheng 224006, China