作者单位: | [1]Animal and Plant Health National Laboratory of Minas Gerais State (LANAGRO/MG), Ministry of Agriculture, Livestock andSupply, MAPA, Pedro Leopoldo, Minas Gerais 33600-000, Brazil [2]Division of Suidae Health, Animal Health Department, Ministry of Agricuhure, Livestock and Supply, MAPA, Brasilia, Brazil [3]Animal Health and Epidemiology Adviser, Ex-National Secretary of National Secretariat for Agricultural Defense~Ministry ofAgriculture, Brasilia, Brazil |