Cancer Institute;
Second Affiliated Hospital;
School of Medicine;
ZhejiangUniversity;
Hangzhou 310009;
Zhejiang Province;
China;
Gastroenterological Department;
Second Affiliated Hospital;
School of Medicine;
Zhejiang University;
Hangzhou 310009;
Zhejiang Province;
China;
Institute of Genome Sciences;
College of Life Sciences;
Zhejiang University;
Hangzhou 310008;
Zhejiang Province;
China;