Affiliation: | 1. Department of Dermatology, Bispebjerg Hospital, University of Copenhagen, Bispebjerg Bakke 23, DK‐2400 Copenhagen, NV, Denmark;2. Correspondence;3. Christoffer V. Nissen.;4. E‐mail:;5. Clinic of Dermatology, Bredgade 13, 9700 Broenderslev, Denmark |