About the Authors

Karolina Rembeck

Affiliation Department of Infectious Diseases/Virology, Institute of Biomedicine, University of Gothenburg, Gothenburg, Sweden

Åsa Alsiö

Affiliation Department of Infectious Diseases/Virology, Institute of Biomedicine, University of Gothenburg, Gothenburg, Sweden

Peer Brehm Christensen

Affiliation Department of Infectious Diseases, University of Southern Denmark, Odense, Denmark

Martti Färkkilä

Affiliation Department of Gastroenterology, Helsinki University, Helsinki, Finland

Nina Langeland

Affiliations Department of Medicine, Haukeland University Hospital, Bergen, Norway, Institute of Medicine, University of Bergen, Bergen, Norway

Mads Rauning Buhl

Affiliation Department of Infectious Diseases, Aarhus University, Aarhus, Denmark

Court Pedersen

Affiliation Department of Infectious Diseases, University of Southern Denmark, Odense, Denmark

Kristine Mørch

Affiliations Department of Medicine, Haukeland University Hospital, Bergen, Norway, Institute of Medicine, University of Bergen, Bergen, Norway

Johan Westin

Affiliation Department of Infectious Diseases/Virology, Institute of Biomedicine, University of Gothenburg, Gothenburg, Sweden

Magnus Lindh

Affiliation Department of Infectious Diseases/Virology, Institute of Biomedicine, University of Gothenburg, Gothenburg, Sweden

Kristoffer Hellstrand

Affiliation Department of Infectious Diseases/Virology, Institute of Biomedicine, University of Gothenburg, Gothenburg, Sweden

Gunnar Norkrans

Affiliation Department of Infectious Diseases/Virology, Institute of Biomedicine, University of Gothenburg, Gothenburg, Sweden

Martin Lagging

martin.lagging@medfak.gu.se

Affiliation Department of Infectious Diseases/Virology, Institute of Biomedicine, University of Gothenburg, Gothenburg, Sweden

Competing Interests

Unrestricted grants from Roche affiliates in the Nordic region also supported this study, but this does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: KR M. Lindh KH JW M. Lagging. Performed the experiments: KR AA M. Lindh JW M. Lagging. Analyzed the data: KR M. Lindh M. Lagging. Contributed reagents/materials/analysis tools: GN M. Lindh M. Lagging AA PBC MF NL MRB CP KM. Wrote the paper: KR M. Lagging.