Mahmoud, A.M. , Hamouda, E.E. , ElBakrey, R.M. and Eid, A.A. 2024. Reviewing the Efficiency of Field and Experimentally Utilized Vaccine Regimens Against Infectious Bronchitis Virus in Egypt (2000-2021). Journal of Advanced Veterinary Research. 13, 10 (Jan. 2024), 2202-2209.