MONTOYA-AGUILAR, Carlos; IPINZA RIVEROS, Manuel. Cartas al Director. Cuadernos Médico Sociales, [S. l.], v. 45, n. 3, 2005. Disponível em: https://cuadernosms.cl/index.php/cms/article/view/774. Acesso em: 17 may. 2026.