Aiki, Istifanus P, M Sulyman, H A Shindi, and A H Bobi. 2023. “Contamination Characteristics, Source Analysis and Health Risk Assessment of Heavy Metals in Some Aquatic Insects Found in River Gashua, Yobe State Nigeria”. UMYU Scientifica 2 (4):85-91. https://doi.org/10.56919/usci.2324.010.