Hamid, N., Shafique, M. F., Zaman, Q. .- uz-., & Niaz, H. (2022). Frequency And Significance of Electrocardiographic Changes in Beta Thalassemia Major Patients. Pakistan Armed Forces Medical Journal, 72(1), 136-40. https://doi.org/10.51253/pafmj.v72i1.3725