Arif, S.T., Mahmood, R., Khan, S.A. and Khadim, T. 2019. Additional chromosomal abnormalities in Philadelphia positive chronic myeloid leukemia: Chronic myeloid leukemia. Pakistan Journal of Medical Sciences. 36, 2 (Dec. 2019). DOI:https://doi.org/10.12669/pjms.36.2.1384.