1. Department of Plastic Surgery, University of Helsinki and Töölö Hospital, Helsinki University Hospital, Helsinki, Finland
2. RS-koulutus, Helsinki, Finland
3. Department of Surgery, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
4. Research Programs Unit, Translational Cancer Biology, University of Helsinki, Helsinki, Finland
5. Finnish Red Cross Blood Service, Helsinki, Finland
6. Clinical Consultations Unit, Finnish Red Cross Blood Service, Helsinki, Finland