1. Institute for Translational Medicine, The Affiliated Hospital of Qingdao University, College of Medicine, Qingdao University, Qingdao 266021, China
2. Department of Immunology, Basic Medicine School, Qingdao University, Qingdao 266021, China
3. Department of Cardiac Ultrasound, The Affiliated Hospital of Qingdao University, Qingdao 266000, China
4. Department of Gastroenterology, The Affiliated Hospital of Qingdao University, Qingdao 266000, China
5. Department of Vascular Surgery, The Affiliated Hospital of Qingdao University, Qingdao 266000, China