1. Department of Dermatology and Allergy Clinical Research Center for Hair and Skin Science Charite‐Universitätmedizin Berlin Berlin Germany
2. Institut de Recherche Pierre Fabre Centre de Recherche et Développement Pierre Fabre Toulouse France
3. BIOSKIN GmbH Hamburg Germany
4. Department of Dermatology Allergology and Venerology University Hospital Schleswig‐Holstein University of Lübeck Lübeck Germany
5. Praxis für Dermatologie DERMATICUM Freiburg Germany
6. Pierre Fabre Dermatologie Lavaur France