1. Universidade Estadual de CampinasSão PauloBrazil
2. University of New South WalesSydneyAustralia
3. St. Antonius HospitalGronauGermany
4. Hospital Beatriz Ângelo LouresLisbonPortugal
5. University of OtagoChristchurchNew Zealand
6. Cleveland ClinicClevelandOhio
7. University College HospitalsLondonUnited Kingdom
8. Japanese Red Cross Medical CentreTokyoJapan
9. Maastricht UniversityMaastrichtThe Netherlands
10. Guy's & St Thomas's HospitalsLondonUnited Kingdom
11. Massachusetts General HospitalHarvardBoston
12. Complejo HospitalarioPanama CityPanama
13. University of SydneySydneyAustralia
14. University of AntwerpAntwerpBelgium
15. University of TorontoOntarioCanada