1. Division of Virology, Department of Medical Microbiology, University Hospital Aachen, RWTH Aachen, Pauwelsstrasse 30, 52074 Aachen, Germany
2. Department of Pediatric Cardiology, University Hospital Aachen, RWTH Aachen, Pauwelsstrasse 30, 52074 Aachen, Germany
3. Department of Pediatrics, University Hospital Aachen, RWTH Aachen, Pauwelsstrasse 30, 52074 Aachen, Germany