Affiliation: | 1. Department of Dermatology and Allergology, University Medical Center Utrecht, Utrecht, the Netherlands;2. Department of Dermatology, University Medical Center Groningen, Groningen, the Netherlands;3. Department of Dermatology, Radboud University Nijmegen Medical Centre, Radboud, the Netherlands;4. Department of Health Evidence, Radboud University Nijmegen Medical Centre, Radboud, the Netherlands |