1. Department of Dietetics and Human Nutrition, University of Kentucky, 118 Funkhouser Building, Lexington, KY 40506, USA
2. University of Kentucky, 315 CON Building, Lexington, KY 40536, USA
3. Institute for Community Health Promotion, Department of Behavioral and Social Sciences, Brown University, Box G-S121-8, Providence, RI 02908, USA
4. University of Kentucky, Lexington, KY, USA
5. Peabody Research Institute, Vanderbilt University, Nashville, TN, USA
6. Department of Dietetics and Human Nutrition, University of Kentucky, Lexington, KY, USA