About the Authors
Department of Diagnostics and Vaccinology, Swedish Institute for Communicable Disease Control, Solna, Sweden
Microbiology and Tumor Biology Centre, Karolinska Institutet, Stockholm, Sweden
Department of Communicable Disease Control and Prevention, Stockholm County Council, Stockholm, Sweden
Department of Clinical Microbiology, Karolinska University Hospital, Stockholm, Sweden
Department of Molecular Evolution, Evolutionary Biology Centre, Uppsala University, Uppsala, Sweden
Department of Cell and Molecular Biology, Uppsala University, Uppsala, Sweden
The authors have declared that no competing interests exist.
Conceived and designed the experiments: ML JOA BS SB-K SGS. Performed the experiments: ML IP LK JOA. Analyzed the data: ML IP SB-K JOA BS SGS. Contributed reagents/materials/analysis tools: ML LK IP JOA BS. Wrote the paper: ML JOA BS SGS.