«Kidney Function Status in Persons Occupationally Exposed to Heavy Metals in Metal Forging Factory in Nnewi, Southeastern Nigeria» (2021) African Journal of Biomedical Research, 24(1), s. 151–157. Tilgjengelig på: https://www.ojshostng.com/index.php/ajbr/article/view/56 (åpnet: 21 mai 2026).