Testing effectiveness (Phase 2)UnknownNCT00077168
What this trial is testing
Adjuvant Radiation Therapy Compared With Observation After Surgery in Treating Women With Estrogen Receptor Positive or Progesterone Receptor Positive Ductal Carcinoma In Situ of the Breast Who Are Receiving Tamoxifen or Anastrozole
Who this might be right for
Breast Cancer
Institute of Cancer Research, United Kingdom 2,000