title: Age-distribution of meningococcal disease as predictor of epidemics.
mesh_terms: D000367:Age Factors; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000453:epidemiology*; D005387:Finland; D006801:Humans; D008589:Meningococcal Infections / Q000453:epidemiology*; D009426:Netherlands