Bolarinwa , R. A., O. O. Ayoola, U. U. Onakpoya, O. H. Onakpoya, T. A. Adedeji, A. S. Aderibigbe, and F. A. Arogundade. 2019. “Evaluation of Renal Arterial Resistivity Index and Some Biochemical Parameters in Sickle Cell Disease: A Preliminary Study for Early Detection of Renal Impairment”. Nigerian Journal of Haematology 3 (1&2): 23-30. https://njhaem.org.ng/index.php/home/article/view/45.