Zhai H, Bergstrom J, Zhang J, Dong W, Wang Z, Stamatopoulos K, Cowieson AJ. The effects of increasing dietary total Ca/total P ratios on growth performance, Ca and P balance, and bone mineralization in nursery pigs fed diets supplemented with phytase. Transl Anim Sci. 2023 Jan 9;7(1):txad006; doi: 10.1093/tas/txad006