1. Centre for Orofacial Medicine, Public Dental Service Östergötland, Linköping, Sweden
2. Department of Dental Medicine, Karolinska Institutet, Huddinge, Sweden
3. Academic Center of Geriatric Dentistry, Stockholm, Sweden
4. Department of Health Sciences, University of Karlstad, Karlstad, Sweden
5. Department of Clinical Neuroscience, Centre for Psychiatry Research, Karolinska Institutet, Stockholm, Sweden
6. The Centre for Psychotherapy Education & Research, Stockholm Health Care Services, Region Stockholm, Stockholm, Sweden
7. Division of Nursing Sciences and Reproductive Health, Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden