Omran , Intisar N., Amina Abusedra, Fariha. Mohamed Altaboli, and Intisar .M. Altaboli. 2023. “Assessment of the Effectiveness of Hepatitis B Vaccination Among Vaccinated Infants After the First Dose ”. Scientific Journal of University of Benghazi 36 (1). https://doi.org/10.37376/sjuob.v36i1.3947.