1 Nutrition Research Institute and Department of Nutrition, University of North Carolina at Chapel Hill, 500 Laureate Way, Suite 3201, Kannapolis, NC, 28081. Electronic address: [email protected].
2 Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, 1300 S 2nd Street, Suite 300, Minneapolis, MN 55454. Electronic address: [email protected].