Fatima, H. ., H. R. . Tagar, A. . Chodhry, and S. . Qamar. “Analysis of BMD and Serum Calcium Level in Patients With or Without Bony Metastatic Breast Cancer”. Journal of Bahria University Medical and Dental College, vol. 5, no. 3, Sept. 2015, pp. 127-30, https://jbumdc.bahria.edu.pk/index.php/ojs/article/view/126.