The challenges of change processes for nurse leaders-a qualitative study of long-term leaders' experiences over 25 years.

Two main categories were observed: experiences of organizational challenges and experiences of personnel-administrative challenges. The first main category included two subcategories: A: historical experience with culture and challenges in health services and B: historical experience with mergers and using welfare technology in health services. The second category included the following subcategories: A: historical experience of job satisfaction for leaders and employees and B experiences with interprofessional collaboration in health services.