«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), or. 151–157. Available at: https://ojshostng.com/index.php/ajbr/article/view/56 (Eskuratua: 17 maiatza 2026).