1. Department of Public Health and Primary CareAcademic Centre for Nursing and Midwifery, KU Leuven Leuven Belgium
2. Department of Geriatric MedicineUniversity Hospitals Leuven Leuven Belgium
3. Research Foundation Flanders Brussels Belgium
4. Department of Public Health and Social Affairs (DSAS)Direction Générale de la Santé Canton Vaud, Etat de Vaud Lausanne Switzerland
5. Department of Public Health and Primary CareGerontology and Geriatrics, KU Leuven Leuven Belgium
6. Department of Public HealthNursing Science, University of Basel Basel Switzerland
7. Department of Emergency MedicineUniversity Hospitals Leuven Leuven Belgium
8. Department of Public Health and Primary CareEmergency Medicine, KU Leuven Leuven Belgium