No abstract available
MeSH terms
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Adolescent
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Adult
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Aged
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Animals
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Cattle
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Cattle Diseases / epidemiology
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Child
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Child, Preschool
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Chile
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Dog Diseases / epidemiology
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Dogs
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Echinococcosis / epidemiology*
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Echinococcosis / veterinary
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Female
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Humans
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Infant
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Infant, Newborn
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Male
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Middle Aged
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Sheep
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Sheep Diseases / epidemiology
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Swine
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Swine Diseases / epidemiology