B. A. Alhijaj, D. H. M. Othafa, R. A. Jaafer, and H. H. Abdul-Ra’aoof, “Transcranial Doppler Alternative Stroke-Risk Threshold in Sickle Cell Disease: A Basra Cohort Study”, IJIMM, vol. 4, no. 7, pp. 6–16, Jul. 2026.