US monitors TSE in livestock.
Bonetta
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D000820:Animal Diseases / Q000453:epidemiology*; D000818:Animals; D000829:Animals, Domestic; D011159:Population Surveillance; D017096:Prion Diseases / Q000453:epidemiology*; D011790:Quarantine; D012608:Scrapie; D012756:Sheep; D014481:United States