No abstract available
MeSH terms
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Animals
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Australia / epidemiology
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Cattle
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Encephalopathy, Bovine Spongiform / epidemiology*
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Encephalopathy, Bovine Spongiform / transmission*
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Goat Diseases / epidemiology*
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Goat Diseases / etiology
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Goats
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New Zealand / epidemiology
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Population Surveillance / methods*
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Risk Assessment
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Sheep
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Sheep Diseases / epidemiology*
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Sheep Diseases / etiology