Rutt Candace, Dannenberg Andrew L, Kochtitzky Christopher
Division of Nutrition and Physical Activity, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, Atlanta, GA 30341, USA.
J Public Health Manag Pract. 2008 May-Jun;14(3):221-3. doi: 10.1097/01.PHH.0000316479.19394.84.