1. Division 12 ‘Measles, Mumps, Rubella, and Viruses Affecting Immunocompromised Patients’, Robert Koch Institute, Berlin, Germany
2. Faculty of Health Sciences, Department of Medical Biology, University of Tromsø, NO-9037 Tromsø, Norway
3. General, Visceral, and Transplantation Surgery, Experimental Surgery and Regenerative Medicine, Charité-Campus Virchow, Charité Universitätsmedizin Berlin, Berlin, Germany