Lead Poisoning: differential diagnosis of chronic abdominal pain. Case report and review. Universitas Medica, [S. l.], v. 53, n. 2, p. 199–207, 2012. DOI: 10.11144/Javeriana.umed53-2.ipdd. Disponível em: https://revistas.javeriana.edu.co/index.php/vnimedica/article/view/16135. Acesso em: 28 oct. 2025.