1. Criteria for assessing interpretative validity in qualitative research;Altheide,1994
2. Evaluating interpretive inquiry;Angen;Qualitative Health Research,2000
3. Participant agreement in the justification of qualitative findings;Ashworth;Journal of Phenomenological Psychology,1993
4. The Craft of Care;Barker,1997
5. Issues of reliability and validity;Brink,1991