title: A new notifiable disease.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000517:prevention & control*; D007886:Legislation, Veterinary; D001909:Leukemia Virus, Bovine; D008228:Lymphoma, Non-Hodgkin / Q000517:prevention & control / Q000662:veterinary*; D006113:United Kingdom