1. Nutrition and Dietetics Section, Indian Health Service, Rockville, MD 20857
2. Chronic Disease Prevention Branch, Division of Nutrition and Physical Activity, National Center for Chronic Disease Prevention and Health Promotion, Atlanta, GA 30341–3724
3. Centers for Disease Control and Prevention, Chronic Disease Prevention Branch, Division of Reproductive Health
4. Kayenta Service Unit, Navajo Area Indian Health Service, Kayenta, AZ 86033