1. Wagstaff A, van Doorslaer E: Equity in health care finance and delivery. Handbook of Health Economics, Volume 1. Edited by: Culyer AJ, Newhouse JP. 2000, Amsterdam: Elsevier Science
2. Dixon A, Le Grand J, Henderson J, Murray R, Poteliakhoff E: Is the NHS equitable?. A review of the Evidence. LSE Health and Social Care Discussion Paper Number 11. 2003
3. Morris S, Sutton M, Gravelle H: Inequity and inequality in the use of health care in England: an empirical investigation. Soc Sci Med. 2005, 60: 1251-1266. 10.1016/j.socscimed.2004.07.016.
4. de Looper M, Lafortune G: Measuring Disparities in Health Status and in Access and Use of Health Care in OECD Countries, OECD Health Working Papers, No. 43. 2009, OECD Publishing,
http://dx.doi.org/10.1787/225748084267
.
5. Devaux M, de Looper M: Income-Related Inequalities in Health Service Utilisation in 19 OECD Countries, 2008–2009, OECD Health Working Papers, No. 58. 2012, OECD Publishing,
http://dx.doi.org/10.1787/5k95xd6stnxt-en
.