title: Update: Haemophilus influenzae b polysaccharide vaccine.
mesh_terms: D016667:Bacterial Capsules; D001428:Bacterial Vaccines / Q000009:adverse effects; D006192:Haemophilus Infections / Q000453:epidemiology / Q000517:prevention & control*; D018073:Haemophilus Vaccines; D006193:Haemophilus influenzae / Q000276:immunology; D006801:Humans; D011135:Polysaccharides, Bacterial; D011358:Product Surveillance, Postmarketing
chemical_list: D001428:Bacterial Vaccines; D018073:Haemophilus Vaccines; C044237:Haemophilus influenzae type b polysaccharide vaccine; D011135:Polysaccharides, Bacterial