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A CONTRIBUTION TO THE EPIDEMIOLOGY OF POLIOMYELITIS
A strain of the poliomyelitic virus was propagated in monkeys for four years, during which time it displayed three distinct phases of virulence. The several phases covered different periods of time. At the outset the virulence was low, but by animal passages it quickly rose to a maximum; this maximu...
| Autores principales: | , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
The Rockefeller University Press
1914
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2125154/ https://www.ncbi.nlm.nih.gov/pubmed/19867758 |