Non-pathogenic neisserian Neisseria catarrhalis--as cause of meningitis.
D002555:Cerebrospinal Fluid / Q000382:microbiology; D002675:Child, Preschool; D006801:Humans; D008297:Male; D008581:Meningitis / Q000382:microbiology*; D009343:Neisseria / Q000302:isolation & purification*