1. Department of Cardiology, Beijing DiTan Hospital, Capital Medical University, Beijing, China (mainland)
2. Clinical laboratory, Beijing Ditan Hospital ,Capital Medical University, Beijing, China (mainland)
3. Department of Research, Hunan Polytechnic of Environment and Biology, Hengyang, Hunan, China (mainland)
4. Department of Cardiology, Beijing Anzhen Hospital, Capital Medical University, Beijing Institute of Heart, Lung and Blood Vessel Diseases, Beijing, China (mainland)