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Abstract
Entities: Disease
Mesh: See more » AgedBacterial Vaccines/immunologyClinical Trials as TopicHumansMiddle AgedPneumococcal Infections/prevention & controlPneumonia/prevention & controlRandom AllocationSepsis/prevention & controlStreptococcus pneumoniae/immunology
Substances: See more » Bacterial Vaccines
Year: 1984 PMID: 6363925 DOI: 10.1056/NEJM198403083101010
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245