P. Reinert et al., ERADICATION OF MENINGITIS IN THE VAL DE M ARNE AREA AFTER HAEMOPHILUSVACCINATION, Medecine et maladies infectieuses, 27, 1997, pp. 505-506
The unexpected fall in incidence of Hib infections suggests a widespre
ad immune effect of the vaccine, possibly due to a decrease in Hib nas
opharyngeal carriage.