Increase in the morbidity of meningococcal meningitis in the Netherlands.
D001699:Biometry; D006801:Humans; D008581:Meningitis; D008585:Meningitis, Meningococcal / Q000706:statistics & numerical data*; D009017:Morbidity; D009426:Netherlands
MENINGITIS, MENINGOCOCCIC/statistics