1. Beth Israel Deaconess Medical Center Harvard Medical School Boston Massachusetts USA
2. Divison of General Internal Medicine The Johns Hopkins University School of Medicine Baltimore Maryland USA
3. Department of Epidemiology The Johns Hopkins Bloomberg School of Public Health Baltimore Maryland USA
4. The Welch Center for Prevention, Epidemiology and Clinical Research The Johns Hopkins University Baltimore Maryland USA
5. Hinda and Arthur Marcus Institute for Aging Research Hebrew SeniorLife Boston Massachusetts USA
6. Department of Epidemiology and Public Health University of Maryland School of Medicine Baltimore Maryland USA
7. Division of Endocrinology The Johns Hopkins University School of Medicine Baltimore Maryland USA
8. Division of Cardiology The Johns Hopkins University School of Medicine Baltimore Maryland USA