Usman, Muhammad, Moinuddin Moinuddin, Rubina Ghani, and Sadia Usman. 2009. “Screening of Five Common Beta Thalassemia Mutations in the Pakistani Population : A Basis for Prenatal Diagnosis”. Sultan Qaboos University Medical Journal 9 (3):305-10. https://journals.squ.edu.om/index.php/squmj/article/view/1444.