Southern Medical University, Southern Medical University - Department of Pancreatic Center, Sun Yat-sen University (SYSU), Southern Medical University, Southern Medical University, Southern Medical University, Southern Medical University, Guangdong Academy of Medical Sciences - Guangdong Cardiovascular Institute, affiliation not provided to SSRN, Southern Medical University - Department of Pancreatic Center, Southern Medical University, Guangdong Academy of Medical Sciences, Southern Medical University - Department of Pancreatic Center, Southern Medical University - Department of Pancreatic Center and Independent