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 serotipa b (Hib) je najpogostejši vzrok bakterijskega meningitisa pri otrocih, starih od dveh mesecev do pet let, v državah, kjer niso vzpostavljeni ustrezni programi cepljenja.