1. Department of Medicine 1, University of Erlangen-Nuremberg, Kussmaul Campus for Medical Research , Erlangen , Germany
2. Medical Immunology Campus Erlangen, Friedrich-Alexander-University Erlangen- Nürnberg , Erlangen , Germany
3. Medical Clinic 1, University Hospital Erlangen , Erlangen , Germany
4. Deutsches Zentrum Immuntherapie (DZI) , Erlangen , Germany