J. Al-Layla, D., H. Ghanim, .-. -, H. Al-Kazzaz, and R. M. A. Al-Hayali. “Fever of Unknown Origin: A Prospective Study in Northern Iraq”. Annals of the College of Medicine, Mosul, vol. 36, no. 1, Dec. 2010, pp. 26-35, doi:10.33899/mmed.2010.8927.