Reyes Santias, F., Vivas Consuelo, D., & Barrachina MartĂ­nez, I. (2004). Healthcare services in the U.K. P rivate sector and the new consultant Contract : key statistics and trends. Gerencia Y PolĂ­ticas De Salud, 3(7). Recuperado a partir de https://revistas.javeriana.edu.co/index.php/gerepolsal/article/view/2768