Zi-Jun Zhang, Ying-Hui Ling, Chun-Huan Ren, Xiao Cheng, Hong-Guo Cao, Xiao-Fei Guo, Ya-Feng Huang and Xiao-Rong Zhang
Asian Journal of Animal and Veterinary Advances 8 ( 4 ): 571 - 581 , 2013