1. Department of Radiation Oncology , Institut Claudius Regaud, Institut Universitaire du Cancer de Toulouse - Oncopole , Toulouse , France
2. Statistics department, Institut Claudius Regaud , Institut Universitaire du Cancer de Toulouse - Oncopole , Toulouse , France
3. Department of Radiation Oncology , Rodez , France
4. Department of Medical Oncology, Institut Claudius Regaud , Institut Universitaire du Cancer de Toulouse - Oncopole , Toulouse , France
5. Department of Surgery, Institut Claudius Regaud , Institut Universitaire du Cancer de Toulouse - Oncopole , Toulouse , France
6. Department of Surgery , Pierre Paul Riquet Hospital , Toulouse , France
7. Department of Pathology, Institut Claudius Regaud , Institut Universitaire du Cancer de Toulouse - Oncopole , Toulouse , France
8. Department of Imagery, Institut Claudius Regaud , Institut Universitaire du Cancer de Toulouse - Oncopole , Toulouse , France
9. Department of Engineering and Medical Physics, Institut Claudius Regaud , Institut Universitaire du Cancer de Toulouse – Oncopole . Toulouse , France