Suwaidan, A. A., F. Al-Qurashi, and D. L. Whitford. “Does Sickle Cell Disease Protect Against Diabetes Mellitus? : Cross-Sectional Study”. Sultan Qaboos University Medical Journal, vol. 15, no. 1, Feb. 2015, pp. 116-9, doi:10.18295/squmj.1.2015.003.