About the Authors

Philip G. Stevenson
Division of Virology, Department of Pathology, University of Cambridge, Addenbrookes Hospital, Cambridge, United Kingdom

Corresponding Author


Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PGS BF RM. Performed the experiments: PGS BF RM JSM LG. Analyzed the data: PGS BF RM JSM LG. Wrote the paper: PGS.