1. Queen Mary University of London London UK
2. University of Zürich Zürich Switzerland
3. Medical College of Georgia Augusta Georgia USA
4. University Aldo Moro of Bari Bari Italy
5. Mayo Clinic Rochester Minnesota USA
6. Monash University and Alfred Health Melbourne Victoria Australia
7. Michigan Medicine Ann Arbor Michigan USA
8. AOUI Verona Verona Italy
9. Flinders University Adelaide South Australia Australia
10. University College London London UK
11. National University Hospital Singapore Singapore City Singapore
12. UMC Amsterdam Amsterdam The Netherlands
13. Asan Medical Center Seoul Korea
14. Harvard Medical School St, Boston Massachusetts USA
15. University of Sydney and Royal North Shore Hospital Sydney New South Wales Australia
16. University of California Berkeley California USA
17. Université de Lyon et Hospices Civils de Lyon Lyon France
18. University College Dublin Dublin Ireland
19. Krankenhaus Vilsbiburg and Technical University Munich Munich Germany
20. University of Veracruz Veracruz Mexico
21. University of Colorado Denver Colorado USA
22. St Mark’s Hospital and Imperial College London London UK
23. AP‐HM ‐ Aix‐Marseille University Marseille France
24. University of North Carolina at Chapel Hill Chapel Hill North Carolina USA