1. Division of Plastic Surgery, Department of Surgery, McMaster University, Hamilton, Ontario, Canada
2. Division of Orthopaedic Surgery, Department of Surgery, McMaster University, Hamilton, Ontario, Canada
3. Michael G. DeGroote School of Medicine, McMaster University, Hamilton, Ontario, Canada
4. Division of Plastic, Maxillofacial, and Oral Surgery, Duke Department of Surgery, Duke University School of Medicine, Durham, NC, USA