1. Department of Oral Medicine and Pathology; Institute of Odontology; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
2. Institute of Medicine; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
3. Department of Endocrinology; Sahlgrenska University Hospital; Gothenburg Sweden
4. Department of Primary Health Care; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
5. Department of Periodontology; Institute of Odontology; Sahlgrenska Academy; University of Gothenburg; Gothenburg Sweden
6. Department of Oral Pathology; Malmö University; Malmö Sweden