Adebiyi, O., Ologhobo, A., & Agboola, A. (2009). Effects of Microbial Phytase Supplementation on Mineral Composition of Tibia and Mineral Utilization in Broiler Fed Maize - Based Diets. International Journal of Poultry Science, 8(6), 570–573. https://doi.org/10.3923/ijps.2009.570.573