Hemophilus influenzae type B vaccine.
D000367:Age Factors; D001428:Bacterial Vaccines / Q000008:administration & dosage*; D002675:Child, Preschool; D003906:Developing Countries; D005387:Finland; D006193:Haemophilus influenzae / Q000276:immunology*; D006801:Humans; D007223:Infant; D008583:Meningitis, Haemophilus / Q000517:prevention & control; D014481:United States
D001428:Bacterial Vaccines