1. OECD. Health at a glance 2017: OECD indicators. Health at a glance. Paris: OECD Publishing; 2017.
2. Ministerio de Sanidad, Servicios Sociales e Igualdad. Sistema Nacional de Salud. España, 2012. Madrid; 2012. Disponible en: www.msssi.gob.es
3. Demand for private health insurance: how important is the quality gap?;Costa;Health Econ. Wiley Online Library,2003
4. Health systems’ responsiveness and its characteristics: a cross-country comparative analysis;Robone;Health Serv Res.,2011
5. Private and public medicine: a comparison of quality perceptions;Angelopoulou;Int J Health Care Qual Assur.,1998