1. Department of Medicine, Sarah W. Stedman Center for Nutritional Studies, Duke University Medical Center, Durham, NC
2. MRC Human Nutrition Research, Cambridge, UK
3. Welch Center for Prevention, Epidemiology, and Clinical Research, Johns Hopkins University, Baltimore, MD
4. Center for Health Research, Kaiser Permanente Northwest Region, Portland, OR
5. Department of Medicine, University of Cincinnati, Cincinnati, OH
6. INSERM research Unit 403 and Synarc, Lyon, France
7. Nestle Research Centre, Lausanne, Switzerland
8. Duke Hypertension Center, Duke University Medical Center, Durham, NC