title: Sheep nasal bot fly and differential diagnosis of bluetongue.
authors.forename: Peter
authors.initials: P
authors.lastname: Bates
mesh_terms: D000818:Animals; D001819:Bluetongue / Q000175:diagnosis* / Q000453:epidemiology; D003937:Diagnosis, Differential; D004175:Diptera; D009198:Myiasis / Q000453:epidemiology / Q000662:veterinary*; D009666:Nose / Q000469:parasitology; D012756:Sheep; D012757:Sheep Diseases / Q000175:diagnosis / Q000453:epidemiology*