1. Queen's University, Kingston, Ontario, Canada
2. Temple University, Philadelphia, Pennsylvania
3. Hofstra University School of Medicine, New Hyde Park, New York
4. University of Rochester, Rochester, New York
5. University of Toronto, Toronto, Ontario, Canada
6. University of Tennessee, Knoxville, Tennessee
7. University of Washington, Seattle, Washington
8. Jivraj Mehta Hospital, Ahmedabad, India
9. University of Copenhagen, Herlev, Denmark