1. Leuven Institute for Healthcare Policy, Department of Public Health and Primary Care, KU Leuven – University of Leuven, Leuven, Belgium
2. Department of Quality Management, Regionaal Ziekenhuis Heilig Hart Tienen, Tienen, Belgium
3. Department of Quality Management, Sint-Trudo Ziekenhuis, Sint-Truiden, Belgium
4. Department of Quality Management, University Hospitals Leuven, Leuven, Belgium