The American Journal of Clinical Nutrition (AJCN), the leading peer-reviewed research journal in clinical nutrition, publishes original research findings and reviews which advance the understanding of human nutrition needs. Published since 1952, the AJCN is the most highly cited and the most highly ranked peer reviewed journal in the ISI Nutrition and Dietetics category. In addition to original research, the AJCN publishes review articles, editorials, commentaries, meeting reports and conference proceedings. For more information, go to www.ajcn.nutrition.org