1. Service de Dermatologie et Dermatologie Pédiatrique; Hôpital Saint-André; 1 rue Jean Burguet 33075 Bordeaux Cedex France
2. Service de Dermatologie; Hôpital Archet 2; Nice France
3. Department of Dermatology and Allergy; Ludwig-Maximilian Universität; Munich Germany
4. Department of Dermatology; Medical University of Gdansk Poland; Gdansk Poland
5. Department of Dermatology; Dermatology Clinical Research Unit; Nuneaton U.K
6. Galderma R&D; Sophia Antipolis France