Ali, A. M., Samy, M. M., Fasina, F. O., Hassan, M. K., Kilany, W. H., El-Mahdy, S., Saad, A., Lubroth, J. and Jobre, Y. (2019) “Field evaluation of common poultry viral vaccinesin Egypt: a need for reassessmentof the vaccine value chain”, Veterinaria Italiana, 55(3), pp. 231–239. doi: 10.12834/VetIt.999.5287.1.