Indications for pneumococcal vaccine.
D001428:Bacterial Vaccines / Q000276:immunology*; D003429:Cross Reactions; D006801:Humans; D011135:Polysaccharides, Bacterial / Q000276:immunology; D013296:Streptococcus pneumoniae / Q000276:immunology*
D001428:Bacterial Vaccines; D011135:Polysaccharides, Bacterial