Haemophilus influenzae serotype b (Hib) is the most common cause of bacterial meningitis in children aged two months to five years, in those countries where suitable vaccination programmes are not in place.
Haemophilus influenzae serotüüp b (Hib) on kõige tavalisem bakteriaalse meningiidi tekitaja 2-kuustel kuni 5-aastastel lastel riikides, kus sobivad vaktsineerimisprogrammid puuduvad.