1. Martin J, Schleppers A, Fischer K, Junger A, Klöss T, Schwilk B, Pützhofen G, Bauer M, Krieter H, Reinhart K, Bause H, Kuhlen R,Heinrichs W, Burchardi H, Waydhas C (2004) Mindestinhalte der Dokumentation im Bereich der Intensivmedizin– Der Kerndatensatz Intensivmedizin. Anästh Intensivmed 45: 207–216
2. Committee on Quality of Health Care in America (2001) Crossing the quality chasm: a new health system for the 21st century. National Academy Press, Washington, DC
3. Donabedian A (1993) Continuity and change in the quest for quality. Clin Perform Qual Health Care 1:9–16
4. Donabedian A (1973) Aspects of medical care administration: specifying requirement for health care. Harvard University Press, Cambridge, MA
5. Pronovost PJ, Angus DC, Dorman T et al. (2002) Physician staffing patterns and clinical outcomes in critically ill patients: A systematic review. JAMA 288: 2151–2162