1. Psoriasis Center at the Department of Dermatology; University Medical Center Schleswig-Holstein; Campus Kiel Germany
2. Hospital General de Agudos; Buenos Aires Argentina
3. Pfizer Inc; Collegeville PA USA
4. Pfizer Specialty Care; Medical Affairs Europe, Inflammation; Rome Italy
5. Pfizer Italia S.r.l.; Rome Italy
6. Formerly of Pfizer Inc; Collegeville PA USA