Hassan Albagshi, Muneer, and Khaled Salem. “SARS-CoV-2 Infection in Beta Thalassemia: Is It Real Threat?”. Annals of Medical Research 28, no. 4 (May 25, 2021): 0858–0860. Accessed May 3, 2024. http://www.annalsmedres.org/index.php/aomr/article/view/443.