Pham, P., B. Vu, N. Phan, H. Le, and N. Phan. “In Vitro Spontaneous Differentiation of Human Breast Cancer Stem Cells and Methods to Control This Process”. Biomedical Research and Therapy, Vol. 2, no. 06, June 2015, pp. 290-6, http://bmrat.org/index.php/BMRAT/article/view/52.