1 The Adult Burns Centre, Wythenshawe Hospital, Manchester University NHS Foundation Trust, Manchester M23 9LT, UK; The University of Manchester, Faculty of Biology, Medicine & Health, Manchester M13 9PL, UK. Electronic address: john.warner-levy@student.manchester.ac.uk.
2 Department of Plastic Surgery, Wythenshawe Hospital, Southmoor Road, Manchester M23 9LT, UK.
3 The Adult Burns Centre, Wythenshawe Hospital, Manchester University NHS Foundation Trust, Manchester M23 9LT, UK.