1. Johns Hopkins University School of MedicineBaltimore, Maryland
2. University of Alabama at BirminghamBirmingham, Alabama
3. University of Kansas Medical CenterKansas City, Kansas
4. Washington University School of MedicineSt. Louis, Missouri
5. Inova Fairfax HospitalFalls Church, Virginia
6. Henry Ford HospitalDetroit, Michigan
7. Loyola University Chicago Stritch School of MedicineMaywood, Illinois
8. Piedmont HealthcareAtlanta, Georgia