1. Department of Medical Microbiology and Immunology of Infection, Benjamin Franklin Medical Center, Freie Universität Berlin, 12203 Berlin
2. Department of Gastroenterology
3. Department of Neuropathology, Benjamin Franklin Medical Center, Freie Universität Berlin, 12200 Berlin
4. Institute for Medical Microbiology and Immunology, National Consultant Laboratory for Actinomycetes, University of Bonn, 53105 Bonn
5. Institute for Microbiology und Immunology, Lung Clinic Heckeshorn, 14109 Berlin, Germany