Sohail, Hira, Farhat Ijaz, Aaminah Malik, Rizwana Kamran, Sahar Javed, and Rana Aftab. 2019. “Assessment of Insulin Like Growth Factor 1 and Bone Density in Normal and β-Thalassemia Major Children”. Pakistan Journal of Physiology 15 (2), 52-55. https://pjp.pps.org.pk/index.php/PJP/article/view/1091.