El Imam, M., Abdelkareem, A., Yosif, N., Elsabiq, M., Elhasan, E., Mohamadani, A., Ahmed, B., Miskeen, E., & Khalafallah, O. 2009 Dec 1. EPIDEMIC OF RIFT VALLEY FEVER IN SUDAN, GEZIRA, 2007; GEZIRA EXPERIENCE. Gezira Journal of Health Sciences. [Online] 5:2