1. Jang YJ (2004) Post Operative pain of spinal surgery patients’ and satisfaction about intervention of pain control. ChonBuk University, South Korea, pp 11–14
2. International Association for the Study of Pain (1986) Pain terms: a current list of the definitions and notes on usage. J Pain 3:216–221
3. Brekken SA, Sheets VJD (2008) Pain management: a regulatory issue. J Nurs Administration Q 32(4):288–295
4. Jung KI, Park JS, Kim HO, Yun MO, Mun MY (2004) A survey of nurses’ and doctors’ knowledge toward cancer pain management. J Korean Clin Nurs Res 10(1):111–124
5. Park IS, Jang M, Yu SA, Kim HG, Oh PJ, Jung HJ (2010) Analysis of pain records using electronic nursing records of hospitalized patients in medical units at a university hospital. J Korean Clin Nurs Res 16(3):128