1. Weill Cornell Medicine New York New York
2. University of Sao Paulo Sao Paulo Brazil
3. University Hospital Padova Padova Italy
4. Hospital Universitario Cruces Bizkaia Spain
5. University of Milan Milan Italy
6. Peking University First Hospital Beijing China
7. University College London London UK
8. University of Utah and Intermountain Healthcare Salt Lake City
9. State University of Rio de Janeiro Rio de Janeiro Brazil
10. University of Brescia Brescia Italy
11. NYU School of Medicine Langone Medical Center New York New York
12. Université Laval Quebec City Quebec Canada
13. Johns Hopkins University Baltimore Maryland
14. Hospital Universitario 12 de Octubre Madrid Spain
15. Institut d’Investigacions Biomèdiques August Pi i Sunyer Barcelona Catalonia Spain
16. University of Michigan Ann Arbor
17. Hokkaido University Hospital Sapporo Japan
18. Nancy University Nancy France
19. National and Kapodistrian University of Athens Athens Greece