1. Academic Centre for Geriatric Dentistry; Public dental care in Stockholm County; Karolinska Institutet; Sweden
2. Oral Care AB; Sweden
3. Oral Diagnostics and Surgery unit, Dept. of Dental Medicine; Karolinska Institutet; Sweden
4. Department of Neurobiology, Care Sciences and Society; Divison of nursing; Karolinska Institutet, Huddinge, Sweden; Haugesund Norway
5. Karolinska University Hospital, Theme Aging; Stockholm Sweden
6. Stockholms Sjukhem R&D Unit; Stockholm Sweden
7. Western Norway University of Applied Sciences; Bergen Norway