1. Department of Medical Oncology; Institut Bergonié; Bordeaux France
2. Department of Medecine; Institut Gustave Roussy; Villejuif France
3. Clinical and Epidemiological Research Unit, Institut Bergonié; Bordeaux France
4. INSERM, Centre d'Investigation Clinique- Épidémiologie Clinique CIC-EC 7; Bordeaux France
5. Department of Medicine; Centre Léon Bérard; Lyon France
6. Department of Medicine; Institut Curie; Paris France
7. Department of Medical Oncology; Institut Claudius Regaud; Toulouse France
8. Department of Medical Oncology; Centre François Baclesse; Caen France
9. Department of Medecine; Centre Oscar Lambret; Lille France
10. Department of Pathology; Institut Gustave Roussy; Villejuif France
11. Department of Pathology; Centre Léon Bérard; Lyon France
12. Department of Pathology; Institut Curie; Paris France
13. Department of Pathology; Institut Claudius Regaud; Toulouse France
14. Department of Pathology; Centre François Baclesse; Caen France
15. Department of Pathology; Centre Oscar Lambret; Lille France
16. Department of Surgery; Institut Gustave Roussy; Villejuif France