1. The Second Clinical Medical College, Zhejiang Chinese Medical University
2. General Surgery, Cancer Center, Department of Hepatobiliary &Pancreatic Surgery and Minimally Invasive Surgery, Zhejiang Provincial People's Hospital
3. Department of General Surgery, The Dingli Clinical College of Wenzhou Medical University (Wenzhou Central Hospital)
4. Department of General Surgery, Sir Run-Run Shaw Hospital, School of Medical College, Zhejiang University