Pushpa RR, Kirubaharan JJ, Koteeswaran A. Phylogenetic Analysis of the Nucleoprotein Gene of Newcastle Disease Vaccine Viruses in India. Int. J. Poult. Sci. [Internet]. 2009 Nov. 15 [cited 2025 Sep. 22];8(12):1137–1150. Available from: https://ijpsjournal.org/index.php/ijps/article/view/1318