1 Viro-immunology Research Unit, Department of Infectious Diseases, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark.
2 software developer, Paris, France.
3 Institute of Infection and Immunity, St George's, University of London, London, England.
4 Viro-immunology Research Unit, Department of Infectious Diseases, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark. Electronic address: andreas.ronit@regionh.dk.