Immunisation against Haemophilus influenzae type b.
D016667:Bacterial Capsules; D002675:Child, Preschool; D004739:England / Q000453:epidemiology; D006192:Haemophilus Infections / Q000453:epidemiology / Q000517:prevention & control*; D018073:Haemophilus Vaccines; D006193:Haemophilus influenzae / Q000276:immunology; D006801:Humans; D007115:Immunization Schedule; D007223:Infant; D011135:Polysaccharides, Bacterial; D014852:Wales / Q000453:epidemiology
D018073:Haemophilus Vaccines; C044237:Haemophilus influenzae type b polysaccharide vaccine; D011135:Polysaccharides, Bacterial