Outbreak of meningococcal disease in South Wales--update.
D002648:Child; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D008589:Meningococcal Infections / Q000175:diagnosis / Q000453:epidemiology*; D009345:Neisseria meningitidis / Q000302:isolation & purification*; D015996:Survival Rate; D014852:Wales / Q000453:epidemiology