About the Authors

Janice K. Louie

Janice.louie@cdph.ca.gov

Affiliation California Department of Public Health, Richmond, California, United States of America

Samuel Yang

Affiliation California Department of Public Health, Richmond, California, United States of America

Cynthia Yen

Affiliation California Department of Public Health, Richmond, California, United States of America

Meileen Acosta

Affiliation California Department of Public Health, Richmond, California, United States of America

Robert Schechter

Affiliation California Department of Public Health, Richmond, California, United States of America

Timothy M. Uyeki

Affiliation Influenza Division, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JKL RS TMU. Analyzed the data: SY CY MA. Wrote the paper: JKL SY CY MA RS TMU.