ELSHEIKH MAHGOUB, A.; HAMADALNIL, Y.; MOHAMMED, O.; NAKHLEH, R.; MOHAMED KHAIR, M. A Cross-sectional Study on Hepatitis B Immune Status among Vaccinated Healthcare Workers in Khartoum, Sudan. Sudan Journal of Medical Sciences (SJMS), v. 15, n. 1, p. 35-42, 31 Mar. 2020.