1. Department of Dermatology Royal North Shore Hospital Reserve Road St Leonards, Saint Leonards NSW 2065 Australia
2. Department of Dermatology Liverpool Hospital Liverpool NSW 1871 Australia
3. School of Women's and Children's Health University of New South Wales Randwick NSW Australia
4. Department of Dermatology Bristol Royal Infirmary Bristol BS2 8HW U.K
5. Department of Dermatology Great Ormond Street Hospital for Children NHS Trust London WC1N 3JH U.K
6. Department of Dermatology The Skin and Cancer Foundation Level 1, 80 Drummond Street Carlton, Melbourne Victoria 3053 Australia
7. Department of Dermatology Sydney Children's Hospital Randwick Randwick NSW Australia