1. Department of Medicine University Medical Center Hamburg‐Eppendorf Hamburg Germany
2. Institute of Medical Biometry and Epidemiology University Medical Center Hamburg‐Eppendorf Hamburg Germany
3. Department of Infectious Disease Epidemiology Bernhard Nocht Institute for Tropical Medicine Hamburg Germany
4. German Center for Infection Research (DZIF) Hamburg‐Lübeck‐Borstel and Heidelberg Partner sites Germany
5. Institute of Medical Biostatistics, Epidemiology and Informatics University Medical Centre of the Johannes Gutenberg University Mainz Mainz Germany