1. Johns Hopkins University, Baltimore, Maryland
2. University of North Carolina, Chapel Hill
3. Tulane University, New Orleans, Louisiana
4. National Heart, Lung, and Blood Institute, Bethesda, Maryland
5. University of Maryland, Baltimore
6. San Diego State University, California
7. University of New Mexico, Albuquerque
8. University of North Carolina at Chapel Hill
9. University of Arizona, Tucson