1. Department of Pathology; Institut Claudius Regaud; IUCT-Oncopole; Toulouse France
2. Department of Pathology; CHU; IUCT-Oncopole; Toulouse France
3. Department of Oncology; Institut Claudius Regaud; IUCT-Oncopole; Toulouse France
4. INSERM U1037; Cancer Research Center of Toulouse; Toulouse France
5. Department of Pathology; Institut Gustave Roussy; Villejuif France
6. Department of Pathology; Centre Léon Bérard; Lyon France
7. Department of Biopathology; Institut Bergonié; Bordeaux France
8. INSERM U916; Institut Bergonié; Bordeaux France
9. Department of Biostatistics; Institut Claudius Regaud; IUCT-Oncopole; Toulouse France