urine samples were analyzed for estrone ( e1 ) , estradiol ( e2 ) , and estriol ( e3 ) to test the hypothesis that women diagnosed with benign breast disease ( high risk for breast cancer ? ) will have lower estriol proportions ( e3/e1 + e2 + e3 ) than a comparison control group .
C0016034
benign breast disease
C0006141
breast