1. Hopelessness: A concept analysis;Campbell;Journal of Psychosocial Nursing,1987
2. Evaluation criteria for qualitative research in health care: Controversies and recommendations;Cohen;Annals of Family Medicine,2008
3. Psychological research as the phenomenologist views it;Colaizzi,1978
4. How do nurses inspire and instill hope in terminally ill HIV patients?;Cutcliffe;Journal of Advanced Nursing,1995
5. Critically ill patients' perspectives of hope;Cutcliffe;British Journal of Nursing,1996