No abstract available
MeSH terms
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Animals
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Case-Control Studies
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Diagnosis, Differential
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Disease Outbreaks / veterinary
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Europe / epidemiology
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Female
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Horse Diseases / diagnosis*
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Horse Diseases / epidemiology
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Horses
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Male
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Mass Screening / veterinary*
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Nervous System Diseases / diagnosis
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Nervous System Diseases / epidemiology
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Nervous System Diseases / veterinary
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Sentinel Surveillance / veterinary*
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West Nile Fever / diagnosis
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West Nile Fever / epidemiology
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West Nile Fever / veterinary*