Nabi, M. G., A. Ahangar, and S. Kaneez. “Estrogen Receptors, Progesterone Receptors and Their Correlation With Respect to HER-2/Neu Status, Histological Grade, Size of Lesion, Lymph Node Metastasis, Lymphovascular Involvement and Age in Breast Cancer Patients in a Hospital in North India”. Asian Journal of Medical Sciences, vol. 7, no. 3, Jan. 2016, pp. 28-34, doi:10.3126/ajms.v7i3.13563.