单位:[1]Division of Cardiology,Department of Internal Medicine,Tongji Hospital,Tongji Medical College,Huazhong University of Science and Technology,Wuhan,China.华中科技大学同济医学院附属同济医院大内科内科学系心血管内科[2]Division of Physiology, Department of Basic Sciences, School of Medicine, Loma Linda University, Loma Linda, CA 92354, USA.