S. E. Madrigal, S.E. Watkins, N. B. Anthony, C. E. Wall, C. A. Fritts and P. W. Waldroup
International Journal of Poultry Science 1 ( 5 ): 150 - 157 , 2002
E.A. Saleh, S.E. Watkins, A.L. Waldroup and P.W. Waldroup
International Journal of Poultry Science 3 ( 1 ): 1 - 10 , 2004
E.A. Saleh, S.E. Watkins, A.L. Waldroup and P.W. Waldroup
International Journal of Poultry Science 3 ( 1 ): 11 - 16 , 2004
E.A. Saleh, S.E. Watkins, A.L. Waldroup and P.W. Waldroup
International Journal of Poultry Science 3 ( 1 ): 61 - 69 , 2004
P.W. Waldroup, S.E. Watkins and H.M. Hellwig
International Journal of Poultry Science 4 ( 6 ): 399 - 407 , 2005