Shabnam Bashir, et al. “Modulatory Effect of Single Nucleotide Polymorphism in Xmn1, BCL11A and HBS1L-MYB Loci on Fetal Hemoglobin Levels in ? Thalassemia Major and Intermedia Patients”. Journal of the Pakistan Medical Association, vol. 71, no. 5, Dec. 2021, pp. 1394-8, doi:10.47391/JPMA.1351.