1. Department of Cardiology; Karolinska University Hospital; N305, 171 76 Stockholm Sweden
2. Division of Endocrinology; College of Physicians and Surgeons, Columbia University; New York NY USA
3. Division of Cardiology; College of Physicians and Surgeons, Columbia University; New York NY USA
4. Institute of Human Nutrition; College of Physicians and Surgeons, Columbia University; New York NY USA
5. Salisbury University; Salisbury MD USA
6. Department of Medicine, Section of Cardiology; Tulane University School of Medicine; New Orleans LA USA