1. Departments of Pathology, Institut Bergonié, Bordeaux, France
2. University Institute of Pathology, Lausanne, Switzerland
3. Institut Gustave Roussy, Villejuif, France
4. Centre Léon Bérard, Lyon, France
5. Department of Statistics, Institut Bergonié, Bordeaux
6. Centre Oscar Lambret, Lille, France
7. Centre Georges-François Leclerc, Dijon, France
8. Institut Curie, Paris, France
9. Laboratory of Pathology, University Victor Ségalen, Bordeaux