Characterization of Neisseria meningitidis isolates from recent outbreaks in Ethiopia and comparison with those recovered during the epidemic of 1988 to 1989.
Norheim G, Rosenqvist E, Aseffa A, Yassin MA, Mengistu G, Kassu A, Fikremariam D, Tamire W, Høiby EA, Alebel T, et al. J Clin Microbiol. 2006 Mar; 44(3):861-71.