[1]
A. Khosravi, F. Boldaji, B. Dastar, and S. Hasani, “Immune Response and Performance of Broiler Chicks Fed Protexin and Propionic Acid”, Int. J. Poult. Sci., vol. 9, no. 2, pp. 188–191, Jan. 2010, doi: 10.3923/ijps.2010.188.191.