News
04-05-2011, 03:12 AM
Most breast cancers are fueled by estrogen, and anti-estrogenic agents often work for a time to control the cancers. But many of these cancers become resistant to the drugs for reasons that are not understood, leaving patients with limited treatment options...
More... (http://www.medicalnewstoday.com/articles/221271.php)
More... (http://www.medicalnewstoday.com/articles/221271.php)