1. Department of Intensive Care Medicine University Medical Center Hamburg‐Eppendorf Hamburg Germany
2. Department of Medical Microbiology, Virology and Hygiene University Medical Center Hamburg‐Eppendorf Hamburg Germany
3. Center for Experimental Medicine, Institute of Medical Biometry and Epidemiology University Medical Center Hamburg‐Eppendorf Hamburg Germany
4. Center for Diagnostics, Institute of, Pathology with the Sections Molecular Pathology and Cytopathology University Medical Center Hamburg‐Eppendorf Hamburg Germany
5. Center for Diagnostics, Institute of Legal Medicine University Medical Center Hamburg‐Eppendorf Hamburg Germany
6. Department of Respiratory Medicine University Medical Center Hamburg‐Eppendorf Hamburg Germany