The importance which OIE attaches to the studies of epizootiology, diagnosis, and control of bovine leukosis.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000175:diagnosis / Q000209:etiology* / Q000517:prevention & control; D003226:Congresses as Topic; D004463:Ecology; D005060:Europe; D007390:International Agencies; D008228:Lymphoma, Non-Hodgkin / Q000175:diagnosis / Q000209:etiology / Q000517:prevention & control / Q000662:veterinary*; D009656:North America