About the Authors

Daniel H. Libraty

daniel.libraty@umassmed.edu

Affiliation Department of Medicine, Medical School, University of Massachusetts, Worcester, Massachusetts, United States of America

Satu Mäkelä

Affiliation Department of Medicine, School of Medicine, University of Tampere, Tampere, Finland

Jennifer Vlk

Affiliation Department of Medicine, Medical School, University of Massachusetts, Worcester, Massachusetts, United States of America

Mikko Hurme

Affiliation Department of Microbiology, School of Medicine, University of Tampere, Tampere, Finland

Antti Vaheri

Affiliation Department of Virology, Haartman Institute, University of Helsinki, Helsinki, Finland

Francis A. Ennis

Affiliation Center for Infectious Disease and Vaccine Research, Medical School, University of Massachusetts, Worcester, Massachusetts, United States of America

Jukka Mustonen

Affiliation Department of Medicine, School of Medicine, University of Tampere, Tampere, Finland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DHL SM JM JV FAE. Performed the experiments: AV JV. Analyzed the data: DHL SM JM AV MH. Contributed reagents/materials/analysis tools: AV MH DHL FAE. Wrote the paper: DHL.