作者单位：
Institute of Bacterial Infections and Zoonoses, Federal Research Institute for Animal Health
[1]
Landwirtschaftskammer Niedersachsen, Fachbereich Tiergesundheitsdienste, Schweinegesundheitsdienst
[2]
Chamber of Agriculture North Rhine-Westphalia, Animal Health Services, Bonn, Germany
[3]
Department of Infectious Diseases, Medical Microbiology and Hygiene, University Hospital Heidelberg
[4]
发布时间
2014-01-21
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