“Seroprevalence of hepatitis B Surface antigen among apparently healthy primary school pupils inBatagarawa Local Government area of Katsina State, Nigeria”, Niger J Paediatr, vol. 44, no. 3, pp. 136–139, Jul. 2024, Accessed: Nov. 18, 2024. [Online]. Available: https://www.njpaediatrics.com/index.php/njp/article/view/154