@article{shakir_usman_imran_naeem_rizvi_usmani_anjum_abdel-maksoud_alamri_el-tayeb_et al._2025,  title={Protective Effects of Olive Leaf Extract as a Natural Growth Promoter and Immune Modulator in Broilers Challenged with Velogenic Newcastle Disease Virus},  volume={27},  ISSN={1516-635X},  url={https://doi.org/10.1590/1806-9061-2025-2087},  DOI={10.1590/1806-9061-2025-2087},  number={2},  journal={Brazilian Journal of Poultry Science},  publisher={Fundação de Apoio à Ciência e Tecnologia Animal},  author={Shakir, MZ and Usman, M and Imran, M and Naeem, MA and Rizvi, F and Usmani, MW and Anjum, FR and Abdel-Maksoud, MA and Alamri, A and El-Tayeb, MA and Al-Qahtani, WH},  year={2025},  pages={eRBCA-2025-2087} }