[Wu, Yong; Bai, Xia; Li, Yu-Juan; Sun, Zhi-Liang; Yang, Kun; Liu, Zhao-Ying; Cao, Jun-Jie] Hunan Agr Univ, Hunan Engn Technol Res Ctr Vet Drugs, Changsha 410128, Hunan, Peoples R China.
[Wu, Yong; Bai, Xia; Li, Yu-Juan; Sun, Zhi-Liang; Yang, Kun; Liu, Zhao-Ying; Cao, Jun-Jie] Hunan Agr Univ, Coll Vet Med, Changsha 410128, Hunan, Peoples R China.
[Long, Xue-Ming] Hunan Prov Inst Vet Drugs & Feed Control, Changsha 410006, Hunan, Peoples R China.
[Sun, ZL; Liu, Zhao-Ying] Hunan Agr Univ, Changsha 410128, Hunan, Peoples R China.