Prevalence of hepatitis B virus among pregnant women in the southern district of N’Djamena and strategies to prevent mother-to-child transmission. Sahelian Journal of Responsible One Health, [S. l.], v. 1, n. 2, 2025. DOI: 10.4081/sjroh.2025.565. Disponível em: https://africa.pagepress.net/sjroh/article/view/565. Acesso em: 19 apr. 2026.