1. Hepato Pancreato Biliary Surgery, Department of General Surgery The Third People’s Hospital of Chengdu &The Affiliated Hospital of Southwest Jiaotong University Chengdu Sichuan China
2. TBS Business School Toulouse France
3. West China School of Public Health and West China Fourth Hospital, Sichuan University/West China School of Nursing, Sichuan University Chengdu Sichuan China