D Grinsell1, T H Jovic2, V Saravolac3, I S Whitaker4. 1. Royal Melbourne Hospital, Grattan Street, Melbourne, Victoria, Australia. Electronic address: damiengrinsell@gmail.com. 2. Reconstructive Surgery and Regenerative Medicine Research Group, Institute of Life Sciences 2, Heol Maes Eglwys, Swansea University, UK; Welsh Centre for Burns and Plastic Surgery, Heol Maes Eglwys, Morriston Hospital, Swansea, UK. 3. Brisbane Northside Emergency Centre, Rode Road, Queensland, Australia. 4. Reconstructive Surgery and Regenerative Medicine Research Group, Institute of Life Sciences 2, Heol Maes Eglwys, Swansea University, UK; Welsh Centre for Burns and Plastic Surgery, Heol Maes Eglwys, Morriston Hospital, Swansea, UK. Electronic address: iainwhitaker@fastmail.fm.