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The impact of pneumococcal vaccination on pneumonia mortality among the elderly in Japan: a difference-in-difference study
BACKGROUND: It is plausible that the routine immunization among infants using pneumococcal conjugate vaccine 13 (PCV13) from 2013 and among the elderly using pneumococcal polysaccharide vaccine 23 (PPV23) from 2014 contributed to reducing the pneumonia mortality among the elderly in Japan. The prese...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
PeerJ Inc.
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6295158/ https://www.ncbi.nlm.nih.gov/pubmed/30581675 http://dx.doi.org/10.7717/peerj.6085 |