How Tamoxifen Prevents Breast Cancer In Some Women But Not Others
 

The power of the drug tamoxifen to reduce breast density is key in preventing breast cancer - according to a presentation in America by Cancer Research UK scientists. Researchers monitored the extent to which tamoxifen could reduce breast density in 7000 healthy post menopausal women who are at high risk of breast cancer in a trial called IBIS 1.

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