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International Journal of Poultry Science 4 ( 2 ): 44 - 51 , 2005
K. D. Roberson, J.L. Kalbfleisch, W. Pan, T.J. Applegate and D.S. Rosenstein
International Journal of Poultry Science 4 ( 5 ): 244 - 249 , 2005
K. D. Roberson, J.L. Kalbfleisch and D. Dransfield
International Journal of Poultry Science 3 ( 12 ): 791 - 795 , 2004