J. Dawood, L. ., J. . G. Hasan, and H. . M. Salah. “Malignant Solid Tumors in Basra Pediatric Oncology Center”. Scientific Journal of Medical Science, vol. 4, no. 2, Feb. 2015, pp. 392-04, http://sjournals.com/index.php/sjms/article/view/1277.