Humayun, Sidra, et al. “HAEMATOLOGICAL AND BIOCHEMICAL EFFECTS OF TRANSFUSION OF STORED BLOOD IN TRANSFUSION-DEPENDENT THALASSEMIA PATIENTS”. Pakistan Journal of Physiology, vol. 17, no. 3, Sept. 2021, pp. 14-18, https://pjp.pps.org.pk/index.php/PJP/article/view/1387.