1. Benner P. From beginner to expert: Excellence and power in clinical nursing practice. Menlo Park: Addison-Wesley;1984.
2. Benner P, Tanner C, Chesla C. From beginner to expert gaining a differential clinical world in critical care nursing. ANS Adv Nurs Sci. 1992; 14(3):13–28.
3. Buchan J. Clinical ladders: The ups and downs. Int Nurs Rev. 1997; 44(2):41–46.
4. Carper B. Fundamental patterns of knowing in nursing. ANS Adv Nurs Sci. 1978; 1(1):13–23.
5. Chinn PL, Kramer MK. Theory and nursing: A systemic approach. St. Louis: Mosby;1995.
6. Choi JS, Eun Y. A study on the clinical competence according to clinical ladder of operating room nurses. J Korean Acad Soc Nurs Educ. 2006; 12(1):60–69.
7. Corley MC, Farley B, Geddes N, Goodloe L, Green P. The clinical ladder: Impact on nurse satisfaction and turnover. J Nurs Adm. 1994; 24(2):42–48.
9. Deckert B, Oldenburg C, Pattison KA, Swartz SL. Clinical ladders. Nurs Manage. 1984; 15(3):54–60.
10. Goodloe LR, Sampson RC, Munjas B, Whitworth TR, Lantz CD, Tangley E, et al. Clinical ladder to professional advancement program: An evolutionary process. J Nurs Adm. 1996; 26(6):58–64.
12. Hupcey JE. Feeling safe: The psychosocial needs of ICU patients. J Nurs Scholarsh. 2000; 32:361–367.
13. Jang BH. A study on critical care practice and development of standards for critical care nursing practice. Seoul, Korea: Yonsei University;2000. Unpublished master's thesis.
14. Jang KS. A study on establishment of clinical career development model of nurses. Seoul, Korea: Yonsei University;2000. Unpublished doctorial dissertation.
15. Kim DW. Modes on nursing care decision making in novice critical care nurses: Changes through experience. Seoul, Korea: Seoul National University;2001. Unpublished doctorial dissertation.
16. Kim GJ. The role of critical care nurses. Nursing life. 1991; 9:46–67.
17. Kim HY. A development of nursing competency for operating room nurses using a clinical ladder system. Gwangju, Korea: Chonnam National University;2005. Unpublished master's thesis.
18. Kwon EK. Evaluation of clinical competency weight and content validity of behavioral indicators for developing nursing performance appraisal. Inchun, Korea: Inha University;2001. Unpublished master's thesis.
19. Lee EO, Lim NY, Park HA. Nursing medical research and statistics. Seoul: Soomoonsa.
20. Lynn MR. Determination and quantification of content validity. Nurs Res. 1986; 35:382–386.
21. Park HO. A study on the analysis of performance appraisal tools for nurses. Seoul, Korea: Yonsei University;2001. Unpublished master's thesis.
23. Woodrow P. Nursing perspectives for intensive care. Intensive Crit Care Nurs. 1997; 13:151–155.
24. Youk SY. Nursing competency and indicator development by emergency nurse's clinical ladder. J Korean Acad Nurs Adm. 2003; 9:481–494.