tokens: Risk factors for local failure were evaluated for 496 clinical Stage I-II patients with infiltrating ductal carcinomas ( median follow-up , 71 months ) treated by conservative surgery and radiotherapy .
folded_tokens: risk factors for local failure were evaluated for 496 clinical stage i-ii patients with infiltrating ductal carcinomas ( median follow-up , 71 months ) treated by conservative surgery and radiotherapy .
labels: O O O O O O O O O B-multi_cell I-multi_cell I-multi_cell B-multi_cell O B-other_name I-other_name I-other_name O O O O O O O O O B-other_name I-other_name O B-other_name O