Dalla Chiesa, M., R. Passalacqua, and M. Michiara, et al. “Tamoxifen Vs Tamoxifen Plus 13-Cis-Retinoic Acid Vs Tamoxifen Plus Interferon a–2a As First-Line Endocrine Treatments in Advanced Breast Cancer: Updated Results of a Phase II, Prospective, Randomised Multicentre Trial”. Acta Biomedica Atenei Parmensis 78, no. 3 (December 1, 2007): 204–209. Accessed July 27, 2024. https://mattioli1885journals.com/index.php/actabiomedica/article/view/1903.