1. Duke Clinical Research Institute Durham North Carolina USA
2. Division of Cardiology, Department of Medicine Duke University School of Medicine Durham North Carolina USA
3. Department of Medicine Baylor College of Medicine Houston Texas USA
4. Department of Health Sciences Research and Department of Cardiovascular Diseases Mayo Clinic Rochester Minnesota USA
5. Department of internal medicine University of Iowa Iowa City Iowa USA
6. Department of internal medicine, division of endocrinology Washington University St. Louis Missouri USA
7. Medical affairs Regeneron Pharmaceuticals, Inc. Tarrytown New York USA