Ogu, G. et al. 2022. Health risk of some metals in maize grains cultivated close to Gosa and Gwagwalada solid waste dumpsites. Andalasian International Journal of Applied Science, Engineering and Technology. 2, 3 (Nov. 2022), 159–171. DOI:https://doi.org/10.25077/aijaset.v2i03.59.