1. Regional office for Europe. The European health report 2012: charting the way to well-being;World Health Organization,2013
2. Overview of national guidelines for infrastructure and staffing of radiotherapy. ESTRO-QUARTS: work package 1;Slotman;Radiother Oncol,2005
3. IAEA Human Health Series Nos. 14. Planning national radiotherapy services: a practical tool;International Atomic Energy Agency,2010
4. Radiotherapy capacity in European countries: an analysis of the Directory of Radiotherapy Centres (DIRAC) database;Rosenblatt;Lancet Oncol,2013
5. United Nations Statistical Division. Composition of macro geographical (continental) regions, geographical sub-regions, and selected economic and other groupings (updated 2013 February 11). Available from: http://unstats.un.org/unsd/methods/m49/m49regin.htm (accessed 27.04.14).