Syame, S.M., Abouelhag, H.A., Kandil, M.M., Gaber, E.S. and Ebessy, E.A. 2021. Bacteriological, molecular and histopathological evaluation of four vaccines’ protective role against caseous lymphadenitis in sheep. International journal of health sciences. 6, S6 (Dec. 2021), 9941–9954. DOI:https://doi.org/10.53730/ijhs.v6nS6.12561.