W. A. Oluogun, K. A. Adedokun, M. A. Oyenike, and O. A. Adeyeba, “Histological classification, grading, staging, and prognostic indexing of female breast cancer in an African population: A 10-year retrospective study: Prognostic indexing of female breast”, IJHS, vol. 13, no. 4, Jun. 2019.