Alsaadi, K. A. J. S., A. M. Zakria, A. M. M. Saeed, M. S. Mohamed, W. A. W. Ghoneim, M. M. Selim, and A. G. Ibrahim. “Comparative Study Between Effect of Both Drugs Tamoxifen Versus Letrozole on Endometrial Thickness As Hormonal Adjuvant Therapy in Breast Cancer”. International Journal of Health Sciences, vol. 6, no. S6, Sept. 2022, pp. 11163-75, doi:10.53730/ijhs.v6nS6.13067.