Seulina Panjaitan, R.; Purwati, P.; Sutriningsih, S.; Sagala, Z.; Lailatusaadah, N.; Clara, C.; Angely Septihany, E. Hepatitis B Vaccination Socialization Webinar at the Student Forum of Seribu Islands District, North Jakarta, Indonesia. japm 2024, 1, 16-26.