Massresha E, Zewdu A, Mateos H, Lewandowski P. Health Risk Assessment and Levels of Toxic Heavy Metals in Oreochromis niloticus and Clarias gariepinus from Alwero and Abay River Basin. Je [Internet]. 2025 Mar. 24 [cited 2026 Mar. 24];2(2):137-5. Available from: https://www.jejas.org/index.php/jejas/article/view/141