Fertility drug use and mammographic breast density in a mammography screening cohort of premenopausal women.
Sprague BL, Trentham-Dietz A, Terry MB, Nichols HB, Bersch AJ, Buist DS.
Cancer Epidemiol Biomarkers Prev. 2008 Nov; 17(11):3128-33.
[Cancer Epidemiol Biomarkers Prev. 2008]