SANTOS-ANTUNES, J.; RAMALHO, R.; LOPES, S.; MACEDO, G. A Rare Cause of Melena: Gastric and Duodenal Diuse Large B-cell Lymphoma. Journal of Gastrointestinal and Liver Diseases, [S. l.], v. 22, n. 4, p. 373, 2013. Disponível em: https://jgld.ro/jgld/index.php/jgld/article/view/2013.4.2. Acesso em: 15 jul. 2025.