SÁNCHEZ, Sergio; MUSALEM, Pedro; ZÚÑIGA, Felipe. Carta a los Editores. Cuadernos Médico Sociales, [S. l.], v. 44, n. 4, p. 297–298, 2004. Disponível em: https://cuadernosms.cl/index.php/cms/article/view/835. Acesso em: 13 may. 2026.