1. From novice to expert;Benner;Am J Nurs,1982
2. Creating a clinical practice development model;Haag-Heitman;Am J Nurs,1998
3. UTMB nursing clinical ladder packet;Clinical Ladder Enhancement Task Force,1999
4. Determination and quantification of content validity;Lynn;Nurs Res,1986
5. Psychometric theory;Nunnally,1994