1. Department for Virology, Bernhard Nocht Institute for Tropical Medicine, 20359 Hamburg, Germany
2. Department of Tropical Medicine and Infectious Diseases, Center of Internal Medicine II, University of Rostock, 18057 Rostock, Germany
3. Institute for Experimental Immunology, EUROIMMUN Medizinische Labordiagnostika AG, 23560 Lübeck, Germany
4. Diagnostics Development Laboratory, Bernhard Nocht Institute for Tropical Medicine, 20359 Hamburg, Germany
5. medac GmbH, 22880 Wedel, Germany