1. Department of Dermatology, Environmental Medicine and Health Theory University of Osnabrück Osnabrück Germany
2. Institute for Interdisciplinary Dermatological Prevention and Rehabilitation (iDerm) at the University of Osnabrück Osnabrück Germany
3. Lower‐Saxonian Institute of Occupational Dermatology University of Osnabrück Osnabrück Germany
4. Competence Centre for Epidemiology and Health Service Research in Nursing, Institute for Health Service Research in Dermatology and Nursing University Medical Centre Hamburg‐Eppendorf (UKE) Hamburg Germany