Aziz, Yahya, et al. “Sickle Cell Anemia; 3 Years Clinical Experience in Bisha, Saudi Arabia (2010-2013)”. International Journal of Endorsing Health Science Research, vol. 5, no. 1, Mar. 2017, pp. 10-15, doi:10.29052/IJEHSR.v5.i1.2017.10-15.