1. Department of Gastrointestinal Surgery, The Affiliated Hospital of Qingdao University, Qingdao, Shandong, China (mainland)
2. Department of Cardiovascular Surgery II, The Affiliated Hospital of Qingdao University, Qingdao, Shandong, China (mainland)
3. Institute for Translational Medicine, College of Medicine of Qingdao University, Qingdao, Shandong, China (mainland)