1. Cabinet de Pathologie Amiens; France
2. Karolinska Institutet; Stockholm; Sweden
3. Fundacio Puigvert-University Autonomous; Barcelona; Spain
4. Institute of Cancer; St Bartholomew's Hospital; Queen Mary; University of London; London; UK
5. Hopital Armand Trousseau; Paris; France
6. Hopital La Pitié-Salpetrière; Paris; France
7. University of Toronto; Toronto; Canada
8. Kantonsspital Aarau; Aarau; Switzerland
9. University Hospital; Zurich; Switzerland
10. Medical University; Graz; Austria
11. Cordoba University Medical School; Cordoba; Spain
12. Polytechnic University of the Marche Region; Ancona; Italy
13. Hospital da Luz; Lisboa; Portugal
14. Rigshospitalet; Copenhagen; Denmark
15. University Hospital of Wales; Cardiff; UK