1. Department of Medicine III ‐ Hematology and Oncology Red Cross Hospital Munich MunichGermany
2. Department of Infectiology St. Joseph Hospital BerlinGermany
3. Praxis Am Ebertplatz CologneGermany
4. Department I of Internal Medicine Medical Faculty and University Hospital Cologne University of Cologne CologneGermany
5. Department of Medicine IV Ludwig‐Maximilians University of Munich MunichGermany
6. Department of Hematology and Oncology Hospital Bremen Mitte BremenGermany
7. Department of Medicine I University of Bonn BonnGermany
8. Department of Medicine III University Hospital Frankfurt FrankfurtGermany
9. ICH Study Center Hamburg HamburgGermany
10. Department of Medicine II University of Schleswig‐Holstein, Campus Kiel KielGermany
11. Partner Site Bonn‐Cologne German Center for Infection Research (DZIF) Cologne Germany