Severe meningococcal disease caused by serogroups X and Z.
D002675:Child, Preschool; D004211:Disseminated Intravascular Coagulation / Q000209:etiology*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008585:Meningitis, Meningococcal / Q000209:etiology*; D009345:Neisseria meningitidis; D018805:Sepsis / Q000209:etiology*