1. Occupational Dermatology Department of Dermatology Heidelberg University Hospital Heidelberg Germany
2. Department of Dermatology, Venereology and Allergology Wroclaw Medical University Wroclaw Poland
3. Department of Dermatology University of Massachusetts Medical School Worcester MA USA
4. Trevi Therapeutics, Inc. New Haven CT USA
5. Department of Dermatology Medical University of Graz Graz Austria
6. Department of Dermatology Miller School of Medicine and Miami Itch Center Miami FL USA
7. Department of Dermatology Institute of Medical Sciences Medical College of Rzeszów University Rzeszów Poland
8. Department of Dermatology and Center for Chronic Pruritus University Hospital Münster Münster Germany