Concentrations, Source Apportionment, and Non-Carcinogenic/Carcinogenic Health Risk Assessment of Heavy Metals in Classroom Settled Dust at Federal University Wukari, Taraba State, Nigeria. njap [Internet]. 2026 Jun. 29 [cited 2026 Jun. 30];2(2):110-21. Available from: https://njap.nipngr.org/index.php/njap/article/view/42