KHAMIS, B.; AUGUST, F. .; MOHAMMED, H. . Uptake of Hepatitis B Vaccine and Associated Factors Among Healthcare Workers in District Hospitals in Pemba, Zanzibar, Tanzania. East African Journal of Public Health, [S. l.], v. 16, n. 1, p. 65–76, 2024. Disponível em: https://journal.muhas.ac.tz/index.php/ejph/article/view/33. Acesso em: 18 dec. 2025.