@book{8505,
	author = {World Health Organization. Department of Vaccines and Biologicals. and Bennett, John V.},
	title = {Haemophilus influenzae type b (Hib) meningitis in the pre-vaccine era : a global review of incidence, age distributions, and case-fatality rates.},
	publisher = {World Health Organization,},
	year = {2002.},
	address = {Geneva : }
}