S. Shahbaz, A. A. Cheema, M. Z. Hussain, and F. Ikram, “Geriatrics Breast Cancer: Stage at Presentation and Relationship of Various Factors with Advanced Stage”, Pak Armed Forces Med J, vol. 72, no. 3, pp. 867–70, Jun. 2022, doi: 10.51253/pafmj.v72i3.4656.