title: Prevention of pneumococcal pneumonia by immunization with specific capsular polysaccharides.
authors.forename: C M
authors.initials: CM
authors.lastname: MacLEOD
authors.forename: R G
authors.initials: RG
authors.lastname: HODGES
mesh_terms: D006801:Humans; D007109:Immunity; D007114:Immunization; D007239:Infections; D011008:Pneumococcal Infections; D011014:Pneumonia; D011018:Pneumonia, Pneumococcal; D011134:Polysaccharides; D013296:Streptococcus pneumoniae
chemical_list: D011134:Polysaccharides