1. Department of Internal Medicine, Vrinnevi Hospital, Norrköping, Sweden
2. Department of Social and Welfare, Linköping University, Linköping, Sweden
3. Primary Health Care and Department of Medical and Health Sciences, Linköping University, Norrköping, Sweden
4. Department NVS, Center for Alzheimer Research, Division for Neurogeriatrics, Karolinska Institutet, Huddinge, Sweden
5. Karolinska University Hospital, Geriatric Clinic, Clinical Trial Unit, Huddinge, Sweden