Thelazia nematodes in the eyes of cattle.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D005128:Eye Diseases / Q000662:veterinary*; D005260:Female; D009349:Nematode Infections / Q000662:veterinary*; D013802:Thelazioidea; D006113:United Kingdom