About the Authors

Robert C. Holman

rholman@cdc.gov

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Ermias D. Belay

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Krista Y. Christensen

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Ryan A. Maddox

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Arialdi M. Minino

Affiliation Division of Vital Statistics, National Center for Health Statistics, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Hyattsville, Maryland, United States of America

Arianne M. Folkema

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Dana L. Haberling

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Teresa A. Hammett

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Kenneth D. Kochanek

Affiliation Division of Vital Statistics, National Center for Health Statistics, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Hyattsville, Maryland, United States of America

James J. Sejvar

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Lawrence B. Schonberger

Affiliation Division of Viral and Rickettsial Diseases, National Center for Zoonotic, Vector-borne and Enteric Diseases, Centers for Disease Control and Prevention (CDC), U.S. Department of Health and Human Services (USDHHS), Atlanta, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RCH EDB LBS. Performed the experiments: RCH EDB KYC RAM AMM DLH KDK JJS. Analyzed the data: RCH KYC AMF DLH. Contributed reagents/materials/analysis tools: RCH RAM AMM KDK JJS. Wrote the paper: RCH EDB KYC RAM AMM AMF TAH JJS LBS.