1. Texas Tech Univesity Health Sciences Center at El Paso, El Paso, Texas
2. Swedish Medical Center, Seattle, Washington
3. University of Texas Health Sciences Center at Houston, Houston, Texas
4. University of California San Francisco/Fresno Campus, San Francisco, California
5. Ohio State Medical Center, Columbus, Ohio
6. Texas Tech University Health Sciences Center at Lubbock, Lubbock, Texas
7. San Jose Medical Center, San Jose, California
8. Hillcrest Baptist Medical Center, Waco, Texas