1. Department of Gastrointestinal Surgery, The First Affiliated Hospital Sun Yat‐sen University Guangzhou China
2. Laboratory of General Surgery, The First Affiliated Hospital Sun Yat‐sen University Guangzhou China
3. Department of Anesthesiology, Sun Yat‐sen Memorial Hospital Sun Yat‐sen University Guangzhou China
4. Huazhong University of Science and Technology Union Shenzhen Hospital Shenzhen China
5. Digestive Disease Center, The Seventh Affiliated Hospital Sun Yat‐sen University Shenzhen China