1. Division of Gastroenterology and Nutrition, Children's Hospital, Boston, MA
2. Department of Nutrition, Harvard School of Public Health, Boston, MA
3. Center for International Health and Development, Boston University School of Public Health, Boston, MA
4. Section of Nutrition, Department of Pediatrics, University of Colorado Health Sciences Center, Denver, CO
5. Muhimbili University College of Health Sciences, Dar es Salaam, Tanzania
6. Tropical Diseases Research Centre, Ndola, Zambia
7. Malaria Consortium, Accra, Ghana
8. Gerald J. and Dorothy R. Friedman School of Nutrition Science and Policy, Tufts University, Medford, MA