Urinary Mercury concentrations associated chewing gum in students of Faculty of Dentistry. Mustansiria Dental Journal, [S. l.], v. 8, n. 3, p. 228–232, 2018. DOI: 10.32828/mdj.v8i3.332. Disponível em: https://mdj.uomustansiriyah.edu.iq/index.php/mdj/article/view/332. Acesso em: 14 may. 2025.