2026. Screening for HBsAg in women at delivery and prevention of mother-to-child transmission of hepatitis B virus: experience at the University Hospital Complex “Le Bon Samaritain”, N’Djamena, Chad. Sahelian Journal of Responsible One Health. 2, 1 (Apr. 2026). DOI:https://doi.org/10.4081/sjroh.2026.620.