Outbreak news. Meningococcal disease, African meningitis belt.
D004196:Disease Outbreaks; D006801:Humans; D008585:Meningitis, Meningococcal / Q000453:epidemiology* / Q000382:microbiology; D038381:Neisseria meningitidis, Serogroup A; D009548:Niger / Q000453:epidemiology; D009549:Nigeria / Q000453:epidemiology