1. Department of Pathology, Hematopathology Section University Hospital Schleswig‐Holstein Christian‐Albrecht University KielGermany
2. Department of Dermatology University Hospital Schleswig‐Holstein Christian‐Albrecht University KielGermany
3. Department of Medicine II University Hospital Schleswig‐Holstein Christian‐Albrecht University KielGermany
4. Department of Human Genetics University Hospital Schleswig‐Holstein Christian‐Albrecht University Kiel Germany