title: Helminths in the great horned owl, Bubo virginianus, and snowy owl, Nyctea scandiaca, of Alberta.
mesh_terms: D000416:Alberta; D000818:Animals; D001715:Bird Diseases / Q000453:epidemiology*; D001717:Birds; D006373:Helminthiasis / Q000453:epidemiology; D006374:Helminthiasis, Animal