1. Department of Cardiology Daping Hospital Third Military Medical University Chongqing P.R. China
2. Chongqing Institute of Cardiology Chongqing P.R. China
3. Chongqing Cardiovascular Clinical Research Center Chongqing P.R. China
4. The First People’s Hospital of Liangjiang New District Chongqing P.R. China
5. Division of Renal Diseases & Hypertension Department of Medicine and Pharmacology/Physiology The George Washington University School of Medicine and Health Sciences Washington DC USA