| Authors: |
Bolt Botnen A; Department of Virology and Microbiological Preparedness, Statens Serum Institut, Copenhagen, Denmark., Emborg HD; Department of Infectious Disease Epidemiology and Prevention, Statens Serum Institut, Copenhagen, Denmark., Thorup C; Department of Virology and Microbiological Preparedness, Statens Serum Institut, Copenhagen, Denmark., Krog J; Department of Virology and Microbiological Preparedness, Statens Serum Institut, Copenhagen, Denmark., Myrup Otero S; Department of Epidemiological Research, Statens Serum Institut, Copenhagen, Denmark., Nielsen S; Department of Infectious Disease Epidemiology and Prevention, Statens Serum Institut, Copenhagen, Denmark., Søborg B; Department of Infectious Disease Epidemiology and Prevention, Statens Serum Institut, Copenhagen, Denmark., Trebbien R; Department of Virology and Microbiological Preparedness, Statens Serum Institut, Copenhagen, Denmark. |