Arif, S. T., R. Mahmood, S. A. Khan, and T. Khadim. “Additional Chromosomal Abnormalities in Philadelphia Positive Chronic Myeloid Leukemia: Chronic Myeloid Leukemia”. Pakistan Journal of Medical Sciences, Vol. 36, no. 2, Dec. 2019, doi:10.12669/pjms.36.2.1384.