Open Access | Research ArticlePotentially toxic element contamination and risk assessment of borehole water within a landfill in the Nnewi metropolis April 26, 2023 Chemistry, Medicine & Health Authors: Chiedozie C. Aralu, Patrice A. C. Okoye, Hillary O. Abugu, et al. Journal: Health and Environment DOI: 10.25082/HE.2023.01.001 Pub. Date: April 26, 2023