title: Seasonal changes in abomasal worms (Ostertagia spp.) in white-tailed deer (Odocoileus virginianus) at Long Point, Ontario.
mesh_terms: D000018:Abomasum / Q000469:parasitology*; D000818:Animals; D003670:Deer; D005260:Female; D008297:Male; D009864:Ontario; D010029:Ostertagiasis / Q000469:parasitology / Q000662:veterinary*; D012621:Seasons; D014252:Trichostrongyloidiasis / Q000662:veterinary*