About the Authors

Deliana Kostova

kiv0@cdc.gov

Affiliation Influenza Division, National Center for Immunizations and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Carrie Reed

Affiliation Influenza Division, National Center for Immunizations and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Lyn Finelli

Affiliation Influenza Division, National Center for Immunizations and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Po-Yung Cheng

Affiliation Influenza Division, National Center for Immunizations and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Paul M. Gargiullo

Affiliation Influenza Division, National Center for Immunizations and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

David K. Shay

Affiliation Influenza Division, National Center for Immunizations and Respiratory Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

James A. Singleton

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

Martin I. Meltzer

Affiliation Division of Preparedness and Emerging Infections, National Center for Enteric and Zoonotic Infectious Disease, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Peng-jun Lu

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

Joseph S. Bresee

Affiliation Influenza Division, National Center for Immunizations and Respiratory Diseases, 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

Contributed reagents/materials/analysis tools: PMG DKS JAS PJL. Wrote the paper: DK. Reveiwed the manuscript: DK CR LF PYC PMG DKS JAS MIM PJL JSB. Edited the manuscript: DK CR LF PYC PMG DKS JAS MIM PJL JSB. Conceptualized the analysis: DK CR. Conceived the paper: LF JSB.