MOHAMED ABASHER HAJ ALI, S.; MOHAMMED EL-AMIN, M. A.-M.; MUSTAFA ABDALLA, W. A. Influence of Socio Demographic Factors on Anxiety among Third Year Student in Ahfad University. Public Health Review: International Journal of Public Health Research, v. 4, n. 1, p. 1-8, 28 Feb. 2017.