[Frequency of healthy carriers of Neisseria meningitidis].
D000293:Adolescent; D002353:Carrier State; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008585:Meningitis, Meningococcal / Q000453:epidemiology; D009345:Neisseria meningitidis; D012959:Socioeconomic Factors
Ulteriori indagini sulla frequenza di portatori sani di "Neisseria meningitidis".