1. Health for all database [HFA-DB], offline version, November 2015 edition;WHO Europe,2015
2. Kazakhstan: health system review;Katsaga;Health Systems in Transition,2012
3. Case mix definition by diagnosis-related groups;Fetter;Medical Care,1980
4. Hospital payment mechanisms; theory and practice in transition countries;Langenbrunner,2002
5. Implementation of DRG payment in France: issues and recent developments;Or;Health Policy,2014