1. Faculty of Medicine and Health, School of Health Sciences Örebro University Örebro Sweden
2. Department of Orthopaedics, Faculty of Medicine and Health Örebro University Örebro Sweden
3. Centre for Collaborative Palliative Care, Faculty of Health and Life Sciences, Department of Health and Caring Sciences Linnaeus University Växjö Sweden
4. School of Medicine, Dentistry and Nursing University of Glasgow Glasgow UK