abduljabbar, Mona A., et al. “Immunhistochemical Exepression of ER PR in Cytological and Histopathological Preparation of Infiltrative Ductal Carcinoma of Breast: Comparation Clinicopathological Study”. Journal of the Faculty of Medicine Baghdad, vol. 56, no. 1, Apr. 2014, pp. 67-71, https://doi.org/10.32007/jfacmedbagdad.561431.