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Onchocerca in horses from Western Canada and the northwestern United States: an abattoir survey of the prevalence of infection.

1984; National Institutes of Health; Volume: 25; Issue: 3 Linguagem: Inglês

Lydden Polley,

Insect Utilization and Effects

In an abattoir survey of 383 horses from the four western provinces of Canada and 240 horses from Washington, Montana and North Dakota prevalences of Onchocerca sp of 11.8% and 25.8% respectively have been demonstrated by umbilical skin specimen examinations. The results of this survey are discussed in relation to the parasite's natural history and its clinical significance in western Canada.