Okwor E, Eze D, Uzuegbu M. The Effect of Storage Conditions on the Potency of Newcastle Disease Vaccine La Sota. Int. J. Poult. Sci. [Internet]. 2009 Sep. 15 [cited 2025 Sep. 22];8(10):999–1002. Available from: https://ijpsjournal.org/index.php/ijps/article/view/1292