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Trend of influenza mortality during the period 1920-51
During the period 1920-51, influenza mortality-rates—both during epidemic and non-epidemic years—have, in most countries for which data are available, shown a downward trend, the rate of fall in mortality being, in general, accelerated after the middle 1930's. The author discusses the various f...
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| Main Author: | |
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| Format: | Artigo |
| Language: | Inglês |
| Published: |
1953
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| Subjects: | |
| Online Access: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2554200/ https://ncbi.nlm.nih.gov/pubmed/13094498 |
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