Classification of the orbiviruses. Confusion in the use of terms bluetongue virus, bluetongue-like virus, bluetongue-related virus and the overall nomenclature.
D000818:Animals; D001820:Bluetongue virus / Q000145:classification*; D012087:Reoviridae / Q000145:classification*; D012703:Serotyping / Q000662:veterinary; D009626:Terminology as Topic