Yet another hormone therapy risk: Estrogen linked to benign breast lumps
http://www.nctimes.com/articles/2008/06/01/health/z84d5b0c7936ddcb388257425007352dd.txt
6/1/2008
"WASHINGTON (AP) ---- Add another risk to hormone therapy after menopause: Benign breast lumps.
One type of hormone therapy ---- estrogen plus progestin ---- already is well-known to increase the risk of breast cancer. But a major study of women able to use estrogen alone didn't find that link."