SINGH, Shristi. Ethical Issues Around Implementation of COVID-19 Vaccine Certificates. Bangladesh Journal of Bioethics, [S. l.], v. 13, n. 2, p. 24–34, 2022. DOI: 10.62865/bjbio.v13i2.40. Disponível em: http://bjbio.bioethics.org.bd/index.php/BJBio/article/view/40. Acesso em: 26 oct. 2025.