1. Institute for Rehabilitation, Baylor Scott & White, Dallas, TX, USA
2. Department of Dermatology and Venereology, University Hospital Kralovske Vinohrady, Prague, Czech Republic
3. Boehringer Ingelheim Pharma GmbH & Co. KG, Biberach an der Riss, Germany
4. Department of Dermatology, Universitätsklinikum Carl Gustav Carus, TU Dresden, Dresden, Germany
5. Renstar Medical Research, Ocala, FL, USA
6. Boehringer Ingelheim International GmbH, Ingelheim am Rhein, Germany
7. Southern California Dermatology Inc., Santa Ana, CA, USA
8. Alliance Dermatology and Mohs Center PC, Phoenix, AZ, USA
9. TFS GmbH, Hamburg, Germany