1. Division of Surgery & Interventional Science; University College London; London UK
2. London Wound Healing Group, Department of Plastic and Reconstructive Surgery; Royal Free NHS Foundation Trust Hospital; London UK
3. Centre for Cell Biology and Cutaneous Research, The Blizard Institute; Barts and The London School of Medicine and Dentistry, Queen Mary University of London; London UK
4. Lee Kong Chian School of Medicine; Nanyang Technological University; Singapore Singapore
5. Institute of Medical Biology; A*Star, Immunos, Biomedical Grove; Singapore Singapore