Imadeldin E. Aradaib, Bobbie R. Erickson, Rehab M. Elageb, Marina L. Khristova, Serena A. Carroll, Isam M. Elkhidir, Mubarak E. Karsany, AbdelRahim E. Karrar, Mustafa I. Elbashir, and Stuart T. Nichol
Author affiliations: Author affiliations: University of Khartoum, Khartoum, Republic of the Sudan (I.E. Aradaib, I.M. Elkhidir, A.E. Karrar, M.I. Elbashir); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (B.R. Erickson, M.L. Khristova, S.A. Carroll, S.T. Nichol); Federal Ministry of Health, Khartoum (R.M. Elageb, M.E. Karsany)
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