1. Department of Dermatology, Bispebjerg University Hospital; University of Copenhagen; Denmark
2. Faculty of Health and Medical Sciences, Department of Pharmacy; University of Copenhagen; Denmark
3. Division of Dermatopathology, Aesthetics and Laserdermatology, Departments of Dermatology; University of Leipzig; Germany
4. Wellman Center for Photomedicine, Massachusetts General Hospital; Harvard Medical School; Boston MA