Effect of Dietary Formic and Propionic Acids Mixture on Limiting Salmonella pullorum in Layer Chicks, Y. H. Al-Tarazi and K. Alshawabkeh, AJAS Vol16 No1 P77–82 (Published on 1 January, 2003).
Effect of Dietary Formic and Propionic Acids on Salmonella Pullorum Shedding and Mortality in Layer Chicks after Experimental Infection, Y. H. Al-Tarazi and K. Alshawabkeh, J. Vet. Med. B 50, 112–117 (Published on 21 March 2003).