GUERRERO V., R. 20 years of Colombia Medica. Colombia Medica, [S. l.], v. 20, n. 3, p. 124–125, 1989. DOI: 10.25100/cm.v20i3.6263. Disponível em: https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/6263. Acesso em: 24 aug. 2024.