About the Authors

Hua Yang, Li-Mei Chen, Paul J. Carney, Ruben O. Donis, James Stevens
Influenza Division, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Corresponding Author

fwb4@cdc.gov

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HY LMC PJC ROD JS. Performed the experiments: HY LMC PJC JS. Analyzed the data: HY LMC PJC ROD JS. Wrote the paper: HY LMC PJC ROD JS.