1. Institute of Medical Microbiology, Immunology and Parasitology University Hospital Bonn Bonn Germany
2. Institute for Hygiene and Public Health University Hospital Bonn Bonn Germany
3. Environmental Systems Analysis Eberhard Karls University of Tuebingen Tuebingen Germany
4. Julius Kühn‐Institut, Federal Research Centre for Cultivated Plants, Institute for Epidemiology and Pathogen Diagnostics Braunschweig Germany