Seroprevalence of Hepatitis B surface Antigenaemia in Children Attending the University of Maiduguri Teaching Hospital. NIGERIAN JOURNAL OF PAEDIATRICS, [S. l.], v. 34, n. 3&4, p. 85–89, 2024. Disponível em: https://www.njpaediatrics.com/index.php/njp/article/view/579.. Acesso em: 5 dec. 2024.