1. Kayenta Service Unit, Navajo Area Indian Health Service, Kayenta, AZ 86033
2. Division of Nutrition and Physical Activity, National Center for Chronic Disease Prevention and Health Promotion, Centers for Disease Control and Prevention, Atlanta, GA 30341
3. University of Washington School of Medicine, Native American Center for Excellence, Seattle, WA 98121
4. Nutrition and Dietetics Section, Indian Health Service, Rockville, MD 20857