1. The Institute of Cardiovascular Diseases & Department of Cardiovascular Surgery, TEDA International Cardiovascular Hospital, Tianjin University & Chinese Academy of Medical Sciences, Tianjin, China
2. Medical College, Nankai University, Tianjin, China
3. Department of Physiology, Hebei Medical University, Shijiazhuang, Hebei, China
4. Drug Research and Development Center, Wannan Medical College, Wuhu, Anhui, China
5. Department of Surgery, Oregon Health and Science University, Portland, OR, USA