Wu Hongzhuan, Kit-man Wong, Chen Jinding and Frederick C Leung
Journal of Animal and Veterinary Advances 3 ( 4 ): 213 - 217 , 2004
Wu Hongzhuan, Yee-wai Chan, Kit-man Wong and Frederick C. Leung
Journal of Animal and Veterinary Advances 4 ( 5 ): 497 - 501 , 2005