1. Principles of analgesic use in the treatment of acute pain and cancer pain,2008
2. The impact of technology on the analgesic gap and quality of acute pain management;Carr;Regional Anesthesia and Pain Medicine,2005
3. Pain management in children;Cunliffe;Current Anaesthesia and Critical Care,2004
4. Patient-controlled analgesia;Grass;Anesthesia & Analgesia,2005
5. Patient controlled opioid analgesia versus conventional opioid analgesia for postoperative pain;Hudcova;Cochrane Database of Systematic Reviews,2006