Iwunze, E. and Tobin-West, C. 2024. Heavy Metal concentrations in Drinking water sources of oil and non-oil producing communities in Rivers State: a cross-sectional study. The Nigerian Health Journal. 24, 1 (Mar. 2024), 1109–1120. DOI:https://doi.org/10.60787/tnhj.v24i1.778.