1. Department of Dermatology, Environmental Medicine and Health Theory; University of Osnabrück; Osnabrück Germany
2. Institute for Interdisciplinary Dermatologic Prevention and Rehabilitation (iDerm) at the University of Osnabrück and Trauma Hospital Hamburg; Osnabrück/Hamburg Germany
3. Lower Saxonian Institute of Occupational Dermatology; University of Osnabrück and University Medical Center Göttingen; Osnabrück/Göttingen Germany