1. Department of Dermatology Kaiser Permanente Los Angeles Medical Center Los Angeles CA USA
2. Department of Medicine University of Toronto Toronto ON Canada
3. The Dermatology Centre Manchester Academic Health Science Centre Salford Royal NHS Foundation Trust Manchester UK
4. Department of Dermatology Aarhus University Hospital Aarhus Denmark
5. International Psoriasis Council St. Louis MO USA
6. Santa Casa de Misericórdia de Porto Alegre Hospital Complex Porto Alegre Brazil
7. St. Vincents Hospital Dublin Ireland
8. Innovaderm Research Montreal QC Canada