1. Department of Biological and Macromolecular MaterialsFraunhofer Institute for Microstructure of Materials and Systems IMWS Halle (Saale) Germany
2. Institute of Pharmacy, Faculty of Natural Sciences IMartin Luther University Halle‐Wittenberg Halle (Saale) Germany
3. Department of Pharmacy, LEO Foundation Center for Cutaneous Drug DeliveryUniversity of Copenhagen Copenhagen Denmark