J. K. El Jakee, G. M. El Amry, A. M. Hessain, H. A. Hemeg S. M. Shafei, and I. M. Moussa. "PRODUCTION AND EVALUATION OF AUTOGENOUS VACCINE AGAINST AVIAN COLIBACILLOSIS." Journal of Animal and Plant Sciences, vol. 26, no. 1, 2016, pp. 79-87.