1. Foothills Medical Centre, Alberta Health Services Calgary Canada
2. Section of Plastic and Reconstructive Surgery, Department of Surgery University of Calgary Cumming School of Medicine Calgary Canada
3. Section of Otolaryngology Head & Neck Surgery, Department of Surgery University of Calgary Cumming School of Medicine Calgary Canada
4. Ohlson Research Initiative, Arnie Charbonneau Research Institute University of Calgary Cumming School of Medicine Calgary Canada
5. Department of Plastic and Reconstructive Surgery Skåne University Hospital Malmö Sweden
6. Division of Surgery, Department of Clinical Sciences Malmö Lund University Malmö Sweden