“Seroprevalence of Hepatitis B Surface Antigen Among Apparently Healthy Primary School Pupils InBatagarawa Local Government Area of Katsina State, Nigeria”. NIGERIAN JOURNAL OF PAEDIATRICS 44, no. 3 (July 2, 2024): 136–139. Accessed April 4, 2025. https://www.njpaediatrics.com/index.php/njp/article/view/154.