African meningitis belt: 2006.
Hayward
Peter
P
D000349:Africa / Q000453:epidemiology; D004196:Disease Outbreaks; D006801:Humans; D008585:Meningitis, Meningococcal / Q000453:epidemiology*; D038381:Neisseria meningitidis, Serogroup A / Q000472:pathogenicity*