H. A. Ahmed, M. E. Mohamed, A. M. Erfan, L. Abdelkarim, and M. A. Awadallah, “INVESTIGATING THE BIOSECURITY MEASURES’ APPLICATIONS IN POULTRY FARMS AND ITS RELATIONSHIP WITH THE OCCURENCE OF AVIAN INFLUENZA”, SVR, vol. 58, no. 24-Suppl, pp. 315–21, Dec. 2021.