1. Department of Microbiology, Icahn School of Medicine at Mount Sinai, New York, New York, USA
2. Graduate School of Biological Sciences, Icahn School of Medicine at Mount Sinai, New York, New York, USA
3. Influenza Centre, Department of Clinical Science, University of Bergen, Bergen, Norway
4. Section for Infectious Diseases, Medical Department, Haukeland University Hospital, Bergen, Norway
5. Department of Clinical Science, Broeglemann Research Laboratory, University of Bergen, Bergen, Norway
6. KG Jebsen Centre for Influenza Vaccine Research, Department of Clinical Science, University of Bergen, Bergen, Norway
7. Department of Research and Development, Haukeland University Hospital, Bergen, Norway