1. Galderma R&D; Sophia Antipolis France
2. Department of Dermatology; University of Ferrara; Ferrara Italy
3. Dermatology Department; CHU Nantes; CIC 1413; CRCINA; University Nantes; Nantes France
4. Department of Dermatology; Johns Hopkins Medicine; Baltimore USA
5. Windsor Clinical Research Inc.; Western University; Windsor Ontario Canada
6. Private Practice; Mexico City Mexico
7. Harrogate and District NHS Foundation Trust; Harrogate UK