Affiliation: | 1. Department of Surgery, Tampere University Hospital, , Tampere, Finland;2. School of Medicine, University of Tampere, , Tampere, Finland;3. Division of Surgery, Gastroenterology and Oncology, Tampere University Hospital, , Tampere, Finland;4. Department of Oncology, Tampere University Hospital, , Tampere, Finland;5. School of Health Sciences, University of Tampere, , Tampere, Finland;6. Department of Pathology, Fimlab Laboratories, Tampere University Hospital, , Tampere, Finland |