Volume 50, The 8th lnternational Conference of Veterinary Research Division (NRC) Cairo, Egypt , 3rd-5th December, 2019, December 2019, Pages 1-8
Hend H.A.M. Abdullah; Amal El-Molla; Fayez A. Saleb; Alaa A Ghazy; Nesreen A.T. Allam; Sobhy Abdelshafy