J. K. Northcutt, D.R. Jones, K.D. Ingram, A. Hinton, Jr. . and M.T. Musgrove
International Journal of Poultry Science 3 ( 3 ): 195 - 200 , 2004
A. C. Murry, A. Hinton, Jr. and H. Morrison
International Journal of Poultry Science 3 ( 9 ): 603 - 607 , 2004