1. Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Huddinge, Sweden
2. Academic Primary Health Care Centre, Stockholm, Sweden
3. Department of Medical Sciences, Uppsala University, Uppsala, Sweden
4. School of Health and Welfare, Dalarna University, Falun, Sweden
5. Department of Emergency and Internal Medicine, Skånes University Hospital, Malmö, Sweden
6. Department of Clinical Sciences Malmö, Lund University & Department of Internal Medicine, Skåne University Hospital, Malmö, Sweden