Abbas M. Ajeed, Alaa G. Hussein, Nazar Alwakeel, and Omar F. Abdul-Rasheed. “The Role of Ghrelin Receptor Expression in the Diagnosis of Breast Cancer”. International Journal of Research in Pharmaceutical Sciences, vol. 11, no. 2, Apr. 2020, pp. 1438-46, https://ijrps.com/home/article/view/842.