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STUDIES IN BOVINE MASTITIS : IV. THE SOURCES OF INFECTION IN STREPTOCOCCIC MASTITIS.
1. The principal sources of streptococcic infection, aside from clinical cases, are apparently normal cows which carry the virus in the udder. 2. These carriers may be grouped as follows: (a) those that have been infected recently and have not yet developed symptoms; (b) those that have suffered fro...
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| Formato: | Texto |
| Lenguaje: | English |
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The Rockefeller University Press
1918
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2126302/ https://www.ncbi.nlm.nih.gov/pubmed/19868291 |