No abstract available
MeSH terms
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Animals
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Dictyocaulus Infections / epidemiology*
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Female
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Lung Diseases, Parasitic / epidemiology
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Lung Diseases, Parasitic / veterinary*
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Male
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Metastrongyloidea
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Nematode Infections / epidemiology
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Nematode Infections / veterinary*
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Seasons*
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Sheep
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Sheep Diseases / epidemiology
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Sheep Diseases / parasitology*
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Syria