title: A decline in Haemophilus influenzae type b meningitis.
authors.affiliation: Department of Pediatrics, Children's Hospital of Pittsburgh, Pennsylvania 15213.
authors.forename: R H
authors.initials: RH
authors.lastname: Michaels
authors.forename: O
authors.initials: O
authors.lastname: Ali
mesh_terms: D002675:Child, Preschool; D006193:Haemophilus influenzae; D006801:Humans; D015994:Incidence; D007223:Infant; D008583:Meningitis, Haemophilus / Q000453:epidemiology*; D008585:Meningitis, Meningococcal / Q000453:epidemiology; D008586:Meningitis, Pneumococcal / Q000453:epidemiology; D010414:Pennsylvania / Q000453:epidemiology