@article{malakzadegan_zaghari_khalaji_shivazad_2012,  title={Crude protein equivalence value of a multi-enzyme product for 28- and 42-day-old broilers},  volume={14},  ISSN={1516-635X},  url={https://doi.org/10.1590/S1516-635X2012000400010},  DOI={10.1590/S1516-635X2012000400010},  number={4},  journal={Brazilian Journal of Poultry Science},  publisher={Fundação de Apoio à Ciência e Tecnologia Animal},  author={Malakzadegan, A and Zaghari, M and Khalaji, S and Shivazad, M},  year={2012},  month={Oct},  pages={297–303} }