1. Center for Science in the Public Interest, Washington, DC, USA
2. National Institute on Drug Abuse, National Institutes of Health, North Bethesda, MD, USA
3. Lerner Center for Public Health Advocacy, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA
4. Lucas Consulting, Mount Pleasant, SC, USA
5. Department of Health, Behavior and Society, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA
6. Department of International Health, Division of Human Nutrition, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA