H9N2 AI and NDV shedding pattern in SPF and commercial layer vaccinated chicken with trivalent vaccine containing H9N2 AI, LaSota, classical M41 and var 2 IB viruses challenged at 1, 3 and 7 months post vaccination
H9N2 AI and NDV shedding pattern in SPF and commercial layer vaccinated chicken with trivalent vaccine containing H9N2 AI, LaSota, classical M41 and var 2 IB viruses challenged at 1, 3 and 7 months post vaccination
Hanan Sayed1, Mohamed S. Madkour1, Hussein A. Hussein2, Mounir Mohamed Elsaft 3,
Marwa F. El saied3, Ahmed A El-Sanousi2
July 2019
Vol. 6, Pages 1-101
