B. altimimi M, Kareem S, A. Jarullah B. Improvement of Newcastle disease virus vaccine by using gold nanoparticles and some natural food additives. UTJsci [Internet]. 2017 Jun. 18 [cited 2025 Mar. 29];6(2):59-64. Available from: https://jsci.utq.edu.iq/index.php/main/article/view/14