Isolation and molecular characterization of the hemagglutinin gene of H9N2 avian influenza viruses from poultry in Java, Indonesia. J. Adv. Vet. Anim. Res. 2021;8(3):423-434. Accessed July 3, 2026. https://www.banglajol.info/index.php/JAVAR/article/view/76392