About the Authors

Marcel Salathé, Shashank Khandelwal
Center for Infectious Disease Dynamics, Department of Biology, Penn State University, University Park, Pennsylvania, United States of America

Corresponding Author

salathe@psu.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MS. Performed the experiments: MS SK. Analyzed the data: MS SK. Contributed reagents/materials/analysis tools: MS SK. Wrote the paper: MS SK.