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Black Women More Likely To Have Aggressive Form Of Breast Cancer

Armen Hareyan's picture

A large analysis of racial differences in rates of estrogen receptor (ER)-negative breast cancer finds that black women in the United States are more likely than white women to have breast tumors that are ER-negative, researchers from the University of Michigan Comprehensive Cancer Center report.

ER-negative tumors are associated with less favorable outcomes than those that are ER-positive, in part because anti-estrogen therapies