Tang Qing-Ping, Zhang Shuang-Jie, Guo Jun, Chen Kuan-Wei, Lu Huo-Lin and Su Jian-Dong
Journal of Animal and Veterinary Advances 8 ( 11 ): 2153 - 2157 , 2009
Lv Shen-Jin, Yang Yan, Guo Jun and Wei Wan-Hong
Journal of Animal and Veterinary Advances 10 ( 11 ): 1431 - 1436 , 2011