Ethical issues in biomedical research in Nigeria: a systematic review. Bangladesh Journal of Bioethics, [S. l.], v. 12, n. 1, p. 35–48, 2021. DOI: 10.3329/bioethics.v12i1.51904. Disponível em: https://www.banglajol.info/index.php/BIOETHICS/article/view/51904. Acesso em: 30 jun. 2026.