1. First Clinical Medical College , Gansu University of Chinese Medicine , Lanzhou , China
2. Key Laboratory of Molecular Diagnostics and Precision Medicine for Surgical Oncology in Gansu Province , Gansu Provincial Hospital , Lanzhou , China
3. General Surgery Clinical Medical Center, Gansu Provincial Hospital , Lanzhou , China
4. Cadre Ward of General Surgery Department , Gansu Provincial Hospital , Lanzhou , China
5. NHC Key Laboratory of Diagnosis and Therapy of Gastrointestinal Tumor , Gansu Provincial Hospital , Lanzhou , China
6. Institute of Clinical Medicine and Translational Medicine , Gansu Provincial People’s Hospital , Lanzhou , China