Motamedi Nasab SI, Pourbakhsh SA, Haghbin Nazarpak H. Evaluation of inactivated vaccine’s Antibody response to different H9N2 Vaccination programs with Hemagglutination Inhibition (HI) assay. J Poult Sci Avian Dis [Internet]. 2023 Sep. 1 [cited 2024 Dec. 21];1(3):51-8. Available from: https://jpsad.com/index.php/jpsad/article/view/20