1. University of Washington Seattle Washington USA
2. University of Cambridge Cambridge UK
3. Northern Ontario School of Medicine Thunder Bay Ontario Canada
4. Johns Hopkins University Baltimore Maryland USA
5. University of California Los Angeles California USA
6. University of California San Francisco California USA
7. University of Alabama Birmingham Alabama USA
8. University of California San Diego California USA
9. University of North Carolina Chapel Hill North Carolina USA
10. Harvard University Cambridge Massachusetts USA
11. Northwestern University Evanston Illinois USA
12. University of Manitoba Winnipeg Manitoba Canada