Liu, Xiao
Wei, Haoche
Liao, Shan
Ye, Jianheng
Zhu, Ling
Xu, Zhiwen
Article History
Received: 3 November 2017
Accepted: 3 January 2018
First Online: 18 January 2018
Ethics approval
: The animal welfare standards in this study were established on the basis of internationally agreed and science-based principles within the World Organisation for Animal Health. All experiments were carried out in accordance with Chinese animal welfare legislation and were approved by Sichuan Agricultural University Committee on Ethics in the Care and Use of Laboratory Animals.
: Not applicable.
: The authors declare that they have no competing interests.
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