... committee of theCologne University Hospital and by the respective ethics com-mittee of the centers.By August 2007 more than 1,729 patients had been regis-tered in the database. Patients with the ... guidelines.To this end, treatment was analyzed in patients whose datawere recorded in the registry of the DNSS. The patient popu-lation comprises patients of the clinical centers specializing in the ... KerstinSteinbrink (Department of Dermatology, University of Mainz,Germany), Annegret Kuhn (Department of Dermatology, Uni-versity of Münster, Germany), Merle Haust (Department of Dermatology, University...