作者单位:
Institute of Diagnostic Virology, Friedrich-Loeffler-Institut, Greifswald-Insel Riems, Germany
[1]
Institute of Epidemiology, Friedrich-Loeffler-Institut, Wusterhausen, Germany
[2]
Central Veterinary Institute, Wageningen University and Research Centre, Lelystad, Netherlands
[3]
发布时间
2013-11-20