title: Late fall transmission of Nematodirus battus (Nematoda: Trichostrongyloidea) in western Oregon.
mesh_terms: D000818:Animals; D005243:Feces / Q000469:parasitology; D009922:Oregon; D010270:Parasite Egg Count / Q000662:veterinary; D012621:Seasons; D012756:Sheep; D012757:Sheep Diseases / Q000635:transmission*; D014252:Trichostrongyloidiasis / Q000635:transmission / Q000662:veterinary*