1 Department of Plastic and Reconstructive Surgery, St Vincent's University Hospital, Dublin, Ireland; Department of Surgery, Royal College of Surgeons Ireland, St Stephen's Green, Dublin, Ireland. Electronic address: eimearphoenix@rcsi.ie.
2 National Spinal Injuries Unit, Mater Misericordiae University Hospital, Dublin 7, Ireland.
3 Department of Physiotherapy, Santry Sports Clinic, Dublin, Ireland.
4 Department of Plastic and Reconstructive Surgery, St Vincent's University Hospital, Dublin, Ireland.
5 Department of Surgery, Royal College of Surgeons Ireland, St Stephen's Green, Dublin, Ireland; Department of Plastic and Reconstructive Surgery, Beaumont Hospital, Dublin, Ireland.