title: Efficacy of Hib vaccine.
authors.forename: S
authors.initials: S
authors.lastname: Zielen
authors.forename: P
authors.initials: P
authors.lastname: Ahrens
authors.forename: D
authors.initials: D
authors.lastname: Hofmann
mesh_terms: D002675:Child, Preschool; D005858:Germany / Q000453:epidemiology; D006192:Haemophilus Infections / Q000453:epidemiology / Q000517:prevention & control*; D018073:Haemophilus Vaccines / Q000008:administration & dosage; D006801:Humans; D007115:Immunization Schedule; D007223:Infant
chemical_list: D018073:Haemophilus Vaccines