1. Division of Cardiology, Department of Internal Medicine, Pauley Heart Center Virginia Commonwealth University School of Medicine Richmond Virginia USA
2. Division of Pulmonary, Allergy, Critical Care, and Sleep Medicine, Department of Medicine Emory University School of Medicine Atlanta Georgia USA
3. Emory Center for Clinical and Molecular Nutrition Emory University Atlanta Georgia USA
4. Division of Endocrinology, Metabolism, and Lipids, Department of Medicine Emory University School of Medicine Atlanta Georgia USA
5. Atlanta Department of Veterans Affairs Medical Center Decatur Georgia USA