MAKAN, N; SONG, E; KRAMVIS, A. Knowledge, attitudes and practices of undergraduate health sciences students on hepatitis B vaccination at a South African university highlight the need for improvement of policies, implementation and co-ordination. South African Medical Journal, South Africa, v. 113, n. 5, p. 39–45, 2023. DOI: 10.7196/SAMJ.2023.v113i5.16556. Disponível em: https://www.samajournals.co.za/index.php/samj/article/view/834. Acesso em: 18 apr. 2026.