Ragab, Seham. “THE DIAGNOSTIC VALUE OF PULSED WAVE TISSUE DOPPLER IMAGING IN ASYMPTOMATIC BETA- THALASSEMIA MAJOR CHILDREN AND YOUNG ADULTS ; RELATION TO CHEMICAL BIOMARKERS OF LEFT VENTRICULAR FUNCTION AND IRON OVERLOAD ”. Mediterranean Journal of Hematology and Infectious Diseases, vol. 7, no. 1, Aug. 2015, p. e2015051, doi:10.4084/mjhid.2015.051.