1. International Centre for Skin Diseases DermAllegra, Am Markgrafenpark 6, Pommelsbrunn-Hohenstadt, Germany
2. Centre for Experimental Medicine, Queens University of Belfast, University Road, Belfast, Northern Ireland, United Kingdom
3. Endocrinology, Nutrition and Diabetes, Department of Medicine, Heliotherapy, Light, and Skin Research Center, Boston University Medical Center, 801 Massachusetts Ave, Boston, MA, USA