5Ferranti C, Coopmans GY, Biganzoli E, et al. Relationships between age, mammographic features and pathological tumor characteristics in non - palpable breast cancer[ J ]. Br J Radiol, 2000,73 ( 871 ) :698 - 705.
6Holland R, Peterse JL, Millis RR,et al. Ductal carcinoma in situ: a proposal for a new classification[J]. Semin Diagn Pathol, 1994, 11 (3) :167 -180.
7Tabar L, Chen H, Duffy SW, et al. A novel method for prediction of long -term outcome of women with T1a, T1b and 10 - 14 mm invasive breast cancers: a prospective study[ J]. Lancet, 2000,355 (9202) :429 -433.
8Cowen D, Houvenaeghel G, Jacquemier J, et al. Local recurrences after conservative treatment of breast cancer: risk factors and influence on survival [ J ]. Cancer Radiother, 1995,2 (5) :460 - 465.
