Martins, Gislaine Regina Vieira, Antonio Carlos Paulillo, Elizabeth Moreira dos Santos Schmidt, and Janine Denadai. “Humoral Antibody Immune Response of Newcastle Disease Vaccination in Lovebirds (Agapornis Roseicollis)”. International Journal of Poultry Science 12, no. 3 (February 15, 2013): 138–140. Accessed September 21, 2025. https://ijpsjournal.org/index.php/ijps/article/view/1902.