title: Incidence of thelazia nematodes in the eyes of cattle at a research institute in Berkshire.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology / Q000469:parasitology*; D007637:Keratoconjunctivitis / Q000453:epidemiology / Q000469:parasitology / Q000662:veterinary*; D009349:Nematode Infections / Q000453:epidemiology / Q000662:veterinary*; D013802:Thelazioidea