1 Clinical Department of Laboratory Medicine and National Reference Center for Respiratory Pathogens, University Hospitals Leuven, Leuven, Belgium.
2 KU Leuven, Department of Cardiovascular Sciences, Leuven Belgium.
3 General practitioner, Huisartsen Molenstraat, Meerhout Belgium.
4 KU Leuven, Rega Institute Department of Microbiology, Immunology and Transplantation, Laboratory of Clinical and Epidemiological Virology, Leuven, Belgium.
5 KU Leuven, Department of Microbiology, Immunology and Transplantation, Laboratory of Clinical Bacteriology and Mycology, Leuven, Belgium.