About the Authors

Markus Matthaei

Current address: Ecosystem Sciences, The Commonwealth Scientific and Industrial Research Organisation, Black Mountain, Australia

Affiliation Division of Influenza/Respiratory Viruses, Robert Koch-Institut, Berlin, Germany

Matthias Budt

Affiliation Division of Influenza/Respiratory Viruses, Robert Koch-Institut, Berlin, Germany

Thorsten Wolff

wolfft@rki.de

Affiliation Division of Influenza/Respiratory Viruses, Robert Koch-Institut, Berlin, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MM TW. Performed the experiments: MM MB. Analyzed the data: MM MB TW. Wrote the paper: MM MB TW.