Zhang X, Cook KL, Warri A, Cruz IM, Rosim M, Riskin J, Helferich W, Doerge D, Clarke R, Hilakivi-Clarke L. Lifetime Genistein Intake Increases the Response of Mammary Tumors to Tamoxifen in Rats. Clin Cancer Res. 2017 Feb 01; 23(3):814-824.