1. Yale Cardiovascular Research Center; Department of Internal Medicine; Yale University School of Medicine; New Haven CT
2. The Cardiology Department; Chinese Peoples’ Liberation Army General Hospital; Beijing China
3. The First Geriatric Cardiology Department; Chinese Peoples’ Liberation Army General Hospital; Beijing China
4. Department of Pharmacology; Yale University School of Medicine; New Haven CT
5. Department of Genetics; Yale University School of Medicine; New Haven CT