Radiotherapy (9) Patients (9) Patients (9) Radiotherapy (9) cancer (8) Cancer (8) Cancer (8) Treatment (7) irradiation (5) survie (5) Methods (5) Survival (5) Months (5) Human beings (5) Irradiation (5) Breast (5) Methods (5) toxicité (4) risque (4) rayonnement (4) dose (4) procès (4) Surgery (4) Surgery (4) Risk (4) Radiation (4) Prognosis (4) Manufacturers' agents (4) Commission merchants (4) Cancer--Patients (4)