Nwoke BN, Lawrence Ayah Iruo. Substance Abuse and Secondary School Student Performance: A Study of Khana Local Government Area (LGA) of Rivers State. IJNCPN [Internet]. 2025 Sep. 19 [cited 2026 Aug. 17];6(3):33-44. Available from: https://matjournals.net/nursing/index.php/IJNCPN/article/view/498