1. Division of Oral Diagnostics and Rehabilitation, Department of Dental Medicine Karolinska Institutet Stockholm Sweden
2. Department of Medicine Solna Karolinska Institutet Stockholm Sweden
3. Division of Gastroenterology, Department of Gastroenterology, Dermatology and Rheumatology Karolinska University Hospital Stockholm Sweden
4. Division of Oral Diseases, Department of Dental Medicine Karolinska Institutet Stockholm Sweden
5. Department of Orofacial Medicine Folktandvården Stockholms Län AB Stockholm Sweden