Mercury Levels in the River Water and Urine of Traditional Gold Miners in Hulawa Village East Sumalata District North Gorontalo Regency. IJOMAS [Internet]. 2025 Apr. 30 [cited 2026 Mar. 25];1(03):144 – 149. Available from: https://oneamd.com/JOL/index.php/IJOMAS/article/view/36