Reason for withdrawal from publication
This review is withdrawn Issue 1, 2009. The authors of this review have declined to update this further and the conclusions are not relevant to breast cancer clinical practice
If you can't find a tool you're looking for, please click the link at the top of the page to "Go to old article view". Alternatively, view our Knowledge Base articles for additional help. Your feedback is important to us, so please let us know if you have comments or ideas for improvement.