Refaei, O. H., A. A. Yousif, Y. M. Hegazy, S. M. Soliman, S. A. Salem, and A. A. Fayed, "Epidemiological investigation of foot-and-mouth disease outbreak in a vaccinated Egyptian dairy herd with analysis of associated risk factors", Japanese Journal of Veterinary Research, vol. 68, issue 4, pp. 237-247, 2020.
Refaei, O. H., A. A. Fayed, A. A. Elsayed, and A. A. Yousif, Role of ticks in the epidemiology of lumpy skin disease, , Cairo, Cairo University, 2015. abstract.pdf
Yousif, A. A., O. H. Refaei, M. M. Bayoumi, H. A. El-Sheikh, M. A. Elgmal, A. A. Elsayed, and A. A. Fayed, "LSDV100 and LSDV101 lumpy skin disease virus-specific PCR and real-time PCR for rapid diagnosis and vaccine quality control", proceedings of 9th International Virology Congress and Expo, London, UK, 14 March, 2017.