Variation of Groundwater and Rainwater Quality in a Nigerian Leper Colony. European Journal of Advanced Chemistry Research, [S. l.], v. 2, n. 3, p. 27–33, 2021. DOI: 10.24018/ejchem.2021.2.3.68. Disponível em: https://ej-chem.org/index.php/ejchem/article/view/68. Acesso em: 13 oct. 2025.