PADILLA-RAMÍREZ, H. richobezoar as a cause of upper intestinal obstruction. Colombia Medica, [S. l.], v. 25, n. 3, p. 111–114, 1994. DOI: 10.25100/cm.v25i3.6516. Disponível em: https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/6516. Acesso em: 5 nov. 2024.