Wang, Z.; Cerrate, S.; Yan, F.; Sacakli, P.; Waldroup, P. Comparison of Different Concentrations of Inorganic Trace Minerals in Broiler Diets on Live Performance and Mineral Excretion . Int. J. Poult. Sci. 2008, 7 (7), 625–629. https://doi.org/10.3923/ijps.2008.625.629.