46th annual congress of the "Arbeitsgemeinschaft Dermatologische Forschung" in Munich, Germany. Issue 9 (28th August 2019) - Gaffal, Evelyn; Eming, Rüdiger; Fabri, Mario; Gebhardt, Christoffer; Stary, Georg; Eyerich, Stefanie; Hölzel, Michael; Kosnopfel, Corinna; Neubert, Elsa; Rauer, Denise; Rodríguez, Elke; Thiem, Alexander; et al.