1 Novavax, Inc., Gaithersburg, MD, USA. Electronic address: [email protected].
2 Novavax, Inc., Gaithersburg, MD, USA.
3 Department of Microbiology and Immunology, University of Melbourne, The Peter Doherty Institute for Infection and Immunity, Melbourne, Victoria 3000, Australia.
4 Department of Microbiology and Immunology, University of Melbourne, at the Peter Doherty Institute for Infection and Immunity, Melbourne, Victoria 3000, Australia.