Omran , I.N. , Abusedra , A. , Altaboli , F.M. and Altaboli , I. .M. . 2023. Assessment of the Effectiveness of Hepatitis B Vaccination among Vaccinated Infants after the first dose . Scientific Journal of University of Benghazi. 36, 1 (Aug. 2023). DOI:https://doi.org/10.37376/sjuob.v36i1.3947.