1. The scope of professional practice;Ashworth;Intensive and Critical Care Nursing,1992
2. Novice to Expert — Excellence and Power in Clinical Nursing;Benner,1984
3. Education for specialist and advancing practice;Brown;British Journal of Nursing,1995
4. Direct clinical practice;Brown,1996
5. A dynamic role that improves the service combining the triage and nurse practitioner role in A&E;Burgess;Professional Nurse,1992