About the Authors

Mary G. Reynolds, Inger K. Damon
Poxvirus and Rabies Branch, Centers for Disease Control and Prevention (CDC), Atlanta, Georgia, United States of America

Robert C. Holman, Krista L. Yorita Christensen
Division of Viral and Rickettsial Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

James E. Cheek
Division of Epidemiology and Prevention, Office of Public Health Support, Indian Health Service, USDHHS, Albuquerque, New Mexico, United States of America

Corresponding Author

nzr6@cdc.gov

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MGR RCH JEC IKD. Performed the experiments: MGR RCH KLYC. Analyzed the data: MGR RCH KLYC. Contributed reagents/materials/analysis tools: JEC. Wrote the paper: MGR RCH KLYC IKD.