1. Department of Odontology; Section for Oral Rehabilitation, Dental Materials and Oral Diagnostics; Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen Denmark
2. Department of Odontology; Section for Oral Medicine, Clinical Oral Physiology, Oral Pathology and Anatomy; Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen Denmark
3. Center for Healthy Aging; Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen Denmark