K. KUMANAN, K. VIJAYRANI, M. PARTHIBAN, and V. D. PADMANABAN, “Use of BHK 21-adapted mesogenic Newcastle disease virus for primary vaccination of chicks”, Indian J of Anim Sci, vol. 64, no. 5, Jun. 2013, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/30577