1. Department of Research and Development, Human Total Care, Utrecht, The Netherlands,
2. Department of Epidemiology and Biostatistics, VU University Medical Center, VU University, Amsterdam, The Netherlands,
3. Department of Health Sciences, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands,
4. Centre for Leadership and Management Development, Business University Nyenrode, Breukelen, The Netherlands,
5. Department of Social and Behavioural Sciences, Utrecht University, Utrecht, The Netherlands, and
6. Research Unit Occupational, Organizational Psychology and Professional Learning, University of Leuven, Leuven, Belgium