1. Indian Health Service, Rockville, MD, USA
2. Public Health Nursing, Indian Health Service, Rockville, MD, USA
3. United States Agency for International Development, Washington, DC, USA
4. Hopi Hospital, Polacca, AZ, USA
5. Navajo Area, Indian Health Service, Rockville, MD, USA
6. Division of Nursing Services, Indian Health Service, Rockville, MD, USA
7. Boston University Medical School, Boston, MA, USA