Perhaps one of the most talked about studies at the San Antonio Breast Cancer Symposium (CLEOPATRA)- see complete article published on Dec. 7th, 2011 (link below). The HER2 gals got to hear the basics of this study the day before it was formally presented. The lead investigator indicated that the effects were the largest ever found in the history of bc research.
http://www.nejm.org/doi/pdf/10.1056/NEJMoa1113216