1. Section for Periodontology, Department of Dentistry, Faculty of Health; Aarhus University; Aarhus C Denmark
2. Section for Periodontology, Microbiology and Community Dentistry, Department of Odontology, Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen N Denmark
3. The Medical Research Laboratories, Department of Clinical Medicine, Faculty of Health, Aarhus University and Department of Endocrinology and Internal Medicine; Aarhus University Hospital; Aarhus C Denmark
4. Danish Diabetes Academy; Odense Denmark
5. The Forsyth Institute; Department of Microbiology; Cambridge, MA USA
6. Department of Oral Medicine, Infection & Immunity; Harvard School of Dental Medicine; Boston, MA USA
7. Section for Oral Surgery and Oral Pathology, Department of Odontology, Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen N Denmark
8. Department of Endocrinology and Internal Medicine; Aarhus University Hospital; Denmark