Immunomodulatory Effects of Multistrain Probiotics (Protexin™) on Broiler Chicken Vaccinated Against Avian Influenza Virus (H9)

Aamir Ghafoor, Shamoon Naseem, M. Younus and Jawad Nazir

International Journal of Poultry Science 4 ( 10 ): 777 - 780 , 2005