1. Department of Dermatology Venereology and Allergy Centre of Excellence of Dermatology of Baden‐Württemberg University Medical Centre Mannheim Heidelberg University Mannheim Germany
2. Division of Vascular Oncology and Metastasis German Cancer Research Center (DKFZ‐ZMBH Alliance) Heidelberg Germany
3. European Center for Angioscience Medical Faculty Mannheim Heidelberg University Mannheim Germany
4. Hautmedizin Kelkheim Kelkheim Germany
5. Interdisciplinary Centre for Vascular Anomalies Medical Faculty Mannheim Heidelberg University Mannheim Germany