1. Department of Dermatology, University of Rzeszów, Rzeszów, Poland
2. Eli Lilly and Company Limited, Bracknell, UK
3. Eli Lilly and Company, Vienna, Austria
4. Lilly France, Neuilly Sur Seine, France
5. Lilly Hungária Kft, Budapest, Hungary
6. Internal Medicine and Rheumatology Unit, University of Molise, Campobasso, Italy