Salwa A. Alnajjar, Taher M. Tayeb, Abdulrahman S. Alboog, Tarek M. Elgemmezi and Salwa I. Hindawi (2019) “ Frequency of Red Blood Cells Alloimmunization in Thalassemia Patients at King Abdulaziz University Hospital in Jeddah, Saudi Arabia”, Journal of King Abdulaziz University: Medical Sciences, 26(2), pp. 1–8. doi: 10.4197/Med.26-2.1.