1. The RAND Corporation Boston Massachusetts USA
2. Tufts University Boston Massachusetts USA
3. Oregon Health & Science University Portland Oregon USA
4. Duke University School of Medicine Durham North Carolina USA
5. Montefiore Medical Center & Albert Einstein College of Medicine New York New York USA
6. Center for Medical Technology Policy Baltimore Maryland USA
7. University of Illinois Chicago Illinois USA
8. University of Illinois Hospital & Health Sciences System Chicago Illinois USA
9. University of Colorado Denver Colorado USA
10. Emory School of Medicine Atlanta Georgia USA
11. University of North Carolina Chapel Hill North Carolina USA