Elmadhoun, W. M., S. K. Noor, S. O. Bushara, A. O. Almobarak, N. E. Husain, and M. H. Ahmed. “Bone Marrow Aspiration in North Sudan: The Procedure, Indications and the Diagnostic Value”. International Journal of Health Sciences, vol. 9, no. 4, Dec. 2015, https://pub.qu.edu.sa/index.php/journal/article/view/1190.