1. Center for Rehabilitation, University Medical Center Groningen, University of Groningen, Haren, The Netherlands;
2. Population Research Centre, Urban and Regional Studies Institute, Faculty of Spatial Sciences, University of Groningen, Groningen, The Netherlands;
3. Department of Rehabilitation Medicine, Center for Rehabilitation, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands;
4. Department of Rehabilitation Medicine, Center for Rehabilitation, University Medical Center Groningen, University of Groningen, Haren, The Netherlands