1. Factors influencing nurses’ analgesia decisions;Field;Surgical Nurse,1996
2. Relationships between nurses’ observations and patients’ self report of pain;Teske;Pain,1983
3. Nurses’ perception of their pain assessment skills, pain management practices and attitudes toward pain;Dalton;Oncol Nurs Forum,1989
4. Behavioural measurement of pain;Keefe,1989
5. Handbook of Pain Assessment,1992