title: Safety and efficacy of Haemophilus influenzae type b polysaccharide vaccine.
mesh_terms: D016667:Bacterial Capsules; D001428:Bacterial Vaccines / Q000009:adverse effects; D002675:Child, Preschool; D006192:Haemophilus Infections / Q000209:etiology / Q000517:prevention & control*; D018073:Haemophilus Vaccines; D006193:Haemophilus influenzae / Q000276:immunology*; D006801:Humans; D011135:Polysaccharides, Bacterial; D011358:Product Surveillance, Postmarketing; D012306:Risk; D014481:United States
chemical_list: D001428:Bacterial Vaccines; D018073:Haemophilus Vaccines; C044237:Haemophilus influenzae type b polysaccharide vaccine; D011135:Polysaccharides, Bacterial