1. Centre Léon Bérard, Lyon, France
2. Gustave Roussy, Villejuif at present Centre Antoine-Lacassagne, IUFC, Nice, France
3. Department of Medical Oncology, Institut Curie, Paris, France
4. Centre Oscar Lambret, Lille, France
5. Anticancer Center, Centre Antoine-Lacassagne, IUFC, Nice, France
6. Centre Strauss, Strsbourg, France
7. H&N Unicancer Group, Paris, France
8. Institut Bergonié, Regional Comprehensive Cancer Center, Bordeaux, France