1. Department of Experimental Clinical Oncology, Aarhus University Hospital, Aarhus, Denmark
2. Department of Otolaryngology – Head & Neck surgery, Aarhus University Hospital, Aarhus, Denmark
3. Department of Clinical Medicine, Aarhus University, Aarhus, Denmark
4. Department of Pathology, Aarhus University Hospital, Aarhus, Denmark
5. Department of Oncology, Herlev Hospital, Herlev, Denmark
6. Department of Oncology, Odense University Hospital, Odense, Denmark
7. Department of Oncology, Aarhus University Hospital, Aarhus, Denmark
8. Department of Oncology, Copenhagen University Hospital, Copenhagen, Denmark
9. Department of Oncology, Aalborg University Hospital, Aalborg, Denmark