title: Pneumococcal polysaccharide vaccine. Centers for Disease Control, H.E.W., Public Health Service, Atlanta, GA.
mesh_terms: D002487:Centers for Disease Control and Prevention, U.S.; D002986:Clinical Trials as Topic; D006801:Humans; D011018:Pneumonia, Pneumococcal / Q000276:immunology / Q000517:prevention & control*; D011135:Polysaccharides, Bacterial / Q000276:immunology*; D013296:Streptococcus pneumoniae / Q000276:immunology*; D014481:United States; D014611:Vaccination; D014612:Vaccines / Q000009:adverse effects
chemical_list: D011135:Polysaccharides, Bacterial; D014612:Vaccines