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© 2014 Chun Xie, Yi-Xuan Hou, Yu-Ting Zhao, Xue-Hui Cai, Cai-Ying Li, Pei-Feng Li, Yun-Zhang Li, Xue Su, Xiu-Wei Yue, Shu-Jie Wang, Yong-Gang Liu, Wei-Jun Yang, Cong-Li Yuan, Li Cu, Xiu-Guo Hua, Zhi-Biao Yang, published by National Veterinary Research Institute in Pulawy
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