enquête (6) rayonnement (6) oncologie (6) cancer (6) Treatment (6) Cancer (6) Swiss (6) Radiation (6) Oncology (6) Cancer (6) Practice (6) recherche (5) gestion (5) Methods (5) Research (5) Materials (5) Management (5) Methods (5) Management (5) Research (5) Materials (5) Diagnosis (4) Surgery (4) Care (4) Agreement (4) Surgery (4) Surgeons (4) Standardization (4) Oncologists (4) Neck (4)