EVALUATION OF GLUTATHIONE-S-TRANSFERASE P1 POLYMORPHISM AND ITS RELATION TO BONE MINERAL DENSITY IN EGYPTIAN CHILDREN AND ADOLESCENTS WITH BETA- THALASSEMIA MAJOR. Mediterr J Hematol Infect Dis 2016, 8, e2016004. https://doi.org/10.4084/mjhid.2016.004.