1. WHO Quality of care. A process for making strategic choices in health systems. Websitehttp://www.who.int/management/quality/assurance/QualityCare_B.Def.pdf?ua=1
2. NHS. Five year forward view. Websitehttps://www.england.nhs.uk/wp-content/uploads/2014/10/5yfv-web.pdf
3. Crossing the quality chasm: a new health system for the 21st century;Corrigan,2001
4. Health care quality indicators project;Kelley,2006
5. Does improving quality save money;Øvretveit,2009