1. Department of Radiation OncologyGustave Roussy Cancer Campus Villejuif France
2. Department of Radiation OncologyFudan University Shanghai Cancer Center Shanghai China
3. Université Paris Sud Kremlin‐Bicêtre France
4. Molecular RadiotherapyINSERM 1030 Villejuif France
5. Department of Head and Neck OncologyGustave Roussy Cancer Campus Villejuif France
6. Department of RadiologyGustave Roussy Cancer Campus Villejuif France
7. Department of ENT and head neck surgeryHopital Europeen George Pompidou Paris France