Jafari, R. et al. 2009. Study on Immunomodulatory Activity of Dietary Garlic in Chickens Vaccinated against Avian Influenza Virus (Subtype H9N2). International Journal of Poultry Science. 8, 4 (Mar. 2009), 401–403. DOI:https://doi.org/10.3923/ijps.2009.401.403.