Cameron DA, Keen JC, Dixon JM, Bellamy C, Hanby A, Anderson TJ, Miller WR. Effective tamoxifen therapy of breast cancer involves both antiproliferative and pro-apoptotic changes. Eur J Cancer. 2000 May;36(7):845–51. doi: 10.1016/s0959-8049(00)00013-7. PMID: 10785588.