Wei-Li Kong, Liang-Zong Huang, Nan Cao, Hai-Tao Qi, Meng Meng Zhao, Shang-Song Guan, Wen Hua Wang, Fu-Rong Zao, Wen-bao Qi, Pei-Rong Jiao and Gui-Hong Zhang
Journal of Animal and Veterinary Advances 10 ( 18 ): 2331 - 2342 , 2011