1. Department of Medical Oncology Hainan General Hospital (Hainan Affiliated Hospital of Hainan Medical University) Haikou Hainan Province People's Republic of China
2. Department of General Surgery Hainan General Hospital (Hainan Affiliated Hospital of Hainan Medical University) Haikou Hainan Province People's Republic of China
3. Department of Orthopaedic Surgery Hainan General Hospital (Hainan Affiliated Hospital of Hainan Medical University) Haikou Hainan Province People's Republic of China