1. Centre for Evidence-Based Practice (CEBaP), Belgian Red Cross, Mechelen, Belgium;
2. Cochrane Belgium, Center for Evidence-Based Medicine (Cebam), Leuven, Belgium;
3. Department of Emergency Medicine, Ghent University Hospital, Ghent, Belgium;
4. Department of Public Health and Primary Care, Faculty of Medicine, KU Leuven, Leuven, Belgium;
5. Belgian Red Cross, Mechelen, Belgium