1. Department of Oral Biology, Faculty of Dentistry University of Oslo Oslo Norway
2. Department of Clinical Medicine, the Gade Laboratory for Pathology University of Bergen, Haukeland University Hospital Bergen Norway
3. Department of Clinical Dentistry, Centre for Clinical Dental Research University of Bergen Bergen Norway
4. Centre for Eye Research, Department of Ophthalmology Oslo University Hospital Ullevål Oslo Norway
5. Department of Pathology B.P. Koirala Memorial Cancer Hospital Bharatpur Nepal
6. Department of Surgical Oncology B.P. Koirala Memorial Cancer Hospital Bharatpur Nepal
7. Department of Clinical Pathology University Hospital of North Norway Tromsø Norway
8. Department of Medical Biology—Tumor Biology Research Group, Faculty of Health Sciences UiT The Arctic University of Norway Tromsø Norway
9. Department of Otorhinolaryngology University Hospital of North Norway Tromsø Norway
10. Department of Pathology Haukeland University Hospital Bergen Norway
11. Centre for Cancer Biomarkers (CCBIO), Faculty of Medicine and Dentistry University of Bergen Bergen Norway