Iwunze, Ezinne, and CI Tobin-West. “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, no. 1 (March 29, 2024): 1109–1120. Accessed December 21, 2024. https://tnhjph.com/index.php/tnhj/article/view/778.