Afonne, Onyenmechi Johnson, Jane Ugochi Chukwuka, Emeka Chinedu Ifediba, and Ejeatuluchukwu Obi. 2022. “Pollution Indices of Heavy Metal Contaminants in Typical Agrarian Soil Samples in Ihiala, South-East Nigeria”. Health and Environment 3 (1), 176-85. https://doi.org/10.25082/HE.2022.01.005.