1. Department of Translational Medicine, Lund University , Malmö , Sweden
2. Department of Infectious Diseases, Växjö Central Hospital , Växjö , Sweden
3. Department of Infectious Diseases and Clinical Virology, Karolinska University Hospital , Stockholm , Sweden
4. Servicio de Microbiología, Hospital Clinico Universitario San Cecilio, Instituto de Investigacíon Ibs. Granada, Ciber de Enfermedades Infecciosas, CIBERINFEC , Granada , Spain
5. Department of Medical Biotechnologies, University of Siena , Siena , Italy
6. Division of Infectious Diseases, Department of Medicine Huddinge, Karolinska Institutet , Stockholm , Sweden
7. Department of Infecious Diseases, Karolinska University Hospital , Stockholm , Sweden
8. Institute of Virology, Faculty of Medicine and University Hospital of Cologne, University of Cologne , Cologne , Germany
9. Department of Infection and Immunity, Luxembourg Institute of Health , Esch sur Alzette , Luxembourg
10. Department of Infectious Diseases, Skåne University Hospital , Malmö , Sweden