MacLean, Brett, Rosanna F Hess, Edward Bonvillain, Joseph Kamate, Daoda Dao, Amy Cosimano, and Shannon Hoy. “Seroprevalence of Hepatitis B Surface Antigen Among Pregnant Women Attending the Hospital for Women & Children in Koutiala, Mali”. South African Medical Journal 102, no. 1 (March 4, 2012). Accessed August 16, 2026. https://www.ajol.info/index.php/samj/article/view/74452.