A vaccine against Haemophilus influenzae type b.
D000367:Age Factors; D001428:Bacterial Vaccines / Q000008:administration & dosage / Q000627:therapeutic use*; D002675:Child, Preschool; D006192:Haemophilus Infections / Q000517:prevention & control*; D006193:Haemophilus influenzae / Q000276:immunology*; D006801:Humans; D007115:Immunization Schedule; D007223:Infant; D012306:Risk; D014481:United States; D014611:Vaccination
D001428:Bacterial Vaccines