“Administration of Live-Attenuated Newcastle Disease (ND) Vaccines Derived from B1 and LaSota Strain and Their Effect on Broiler Antibody Titers”. Jurnal Riset Veteriner Indonesia (Journal of The Indonesian Veterinary Research) 6, no. 1 (January 12, 2022). Accessed August 20, 2026. https://journal.unhas.ac.id/index.php/jrvi/article/view/19400.