X.P. Liu, K.W. Chen, K.H. Wang, J.Y. Wang, G.J. Dai, X.Y. Zhang and G.B. Chang
Journal of Animal and Veterinary Advances 8 ( 9 ): 1765 - 1767 , 2009
G.S. Hu, G.B. Chang, Y. Zhang, J. Hong, Y. Liu and G.H. Chen
Journal of Animal and Veterinary Advances 10 ( 9 ): 1133 - 1136 , 2011