Department of General Surgery;
The Second Affiliated Hospital;
School of Medicine;
Xi'an Jiaotong University;
Xi'an 710004;
Shaanxi Province;
China;
Scientific Research and Experiment Center;
The Second Affiliated Hospital;
School of Medicine;
Xi'an Jiaotong University;
Xi'an 710004;
Shaanxi Province;
China;
Key Laboratory of Environment and Genes Related to Diseases of the Education Ministry;
School of Medicine;
Xi'an Jiaotong University;
Xi'an710061;
Shaanxi Province;
China;