1. GRePS, Lyon 2 University, Lyon, France;
2. Departement of Medical Oncology, Centre Léon Bérard, Lyon, France;
3. Centre François Baclesse, Clinical Research Departement, av. General Harris, UNICANCER, Caen, France;
4. INSERM, Caen, France;
5. Université de Caen Basse-Normandie, Caen, France;
6. Department of Oncology, CHU de Caen, Caen, France