[Verification of bovine leucosis in the State of Riode Janeiro, Brazil].
D000818:Animals; D001938:Brazil; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D007945:Leukemia, Lymphoid / Q000662:veterinary*
Constatation de la leucose bovine dans l'Etat de Rio de Janeiro, Brazil] (Fr)