VÁSQUEZ VELÁSQUEZ, J.; GÓMEZ PORTILLA, K.; CASTAÑO VÉLEZ, E.; CADAVID HERRERA, J. V.; RAMÍREZ HASSAN, A. The elasticity of drugs demand in Colombia’s pharmaceutical market. Ecos de Economía, [S. l.], v. 17, n. 36, p. 147–172, 2013. DOI: 10.17230/ecos.2013.36.7. Disponível em: https://publicaciones.eafit.edu.co/index.php/ecos-economia/article/view/2162. Acesso em: 29 mar. 2024.