[Pneumococcal vaccine, a vaccine in development].
D001428:Bacterial Vaccines; D011135:Polysaccharides, Bacterial / Q000276:immunology; D013296:Streptococcus pneumoniae / Q000276:immunology*
D001428:Bacterial Vaccines; D011135:Polysaccharides, Bacterial
Het pneumokokkenvaccin, een entstof in ontwikkeling.