1. Program in Nutrition, Department of Health & Behavior Studies, Teachers College, Columbia University, New York, NY
2. Herbert Irving Comprehensive Cancer Center, Columbia-Presbyterian Medical Center, New York, NY
3. Department of Epidemiology and Biostatistics, Norman J. Arnold School of Public Health, University of South Carolina, Columbia, SC
4. The Institute for Functional Medicine and Functional Medicine Research Center, Metagenics, Inc., Gig Harbor, WA
5. Department of Nutritional Sciences, Rutgers University, New Brunswick, NJ
6. Department of Health Promotion, Research and Education, Norman J. Arnold School of Public Health, University of South Carolina, Columbia, SC