1. VA San Diego Healthcare System and University of California San Diego California USA
2. University of Nottingham Nottingham UK
3. The University of British Columbia Vancouver Canada
4. Imperial College London London UK
5. University of Naples Federico II Naples Italy
6. Royal College of Surgeons in Ireland Dublin Ireland
7. Swansea University Swansea UK
8. University of California San Diego California USA
9. Nanjing Medical University Nanjing China
10. University College London London UK
11. NC3Rs London UK
12. Rutgers University New Brunswick New Jersey USA
13. La Trobe University Melbourne Australia
14. University of Reading Reading UK
15. Federal University of Minas Gerais Belo Horizonte Brazil
16. INSERM Toulouse France
17. Queen Mary University of London London UK