1. School of Public Health, University of North Carolina
2. Division of Health Services, Sciences and Education, Columbia University
3. Department of Public Health Sciences, Bowman Gray School of Medicine
4. UCLA Center for Health Policy Research, UCLA School of Public Health
5. Burdine and Associates, Inc., Allentown, PA
6. Department of Health Promotion and Education, School of Public Health, University of South Carolina
7. Centers of Disease Control and Prevention, Atlanta