1. Comprehensive Cancer Center; Helsinki University Hospital and University of Helsinki; Helsinki Finland
2. Department of Plastic Surgery; Helsinki University Hospital and University of Helsinki; Helsinki Finland
3. Department of Pathology; HUSLAB and University of Helsinki; Helsinki Finland
4. Department of Medical Diagnostics, School of Health Sciences; Örebro University; Örebro Sweden
5. Department of Surgery; Helsinki University Hospital and University of Helsinki; Helsinki Finland
6. Reseach Program Unit, Translational Cancer Biology; University of Helsinki; Helsinki Finland
7. Department of Oncology; Örebro University Hospital; Örebro Sweden