Zeb, M., A. Khan, A. Ullah, and A. Ullah. “Screening Of Beta Thalassemia Trait by Complete Blood Count and Single Tube Osmotic Fragility Test”. Annals of Allied Health Sciences, Vol. 3, no. 2, Dec. 2017, pp. 8-10, http://aahs.kmu.edu.pk/index.php/aahs/article/view/14.