About the Authors

Janet M. McNicholl

Contributed equally to this work with: Janet M. McNicholl, J. Steven McDougal

jkm7@cdc.gov

Affiliations Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America, The Thailand Ministry of Public Health - U.S. Centers for Disease Control and Prevention Collaboration, Nonthaburi, Thailand

J. Steven McDougal

Contributed equally to this work with: Janet M. McNicholl, J. Steven McDougal

Affiliation Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Punneeporn Wasinrapee

Affiliation The Thailand Ministry of Public Health - U.S. Centers for Disease Control and Prevention Collaboration, Nonthaburi, Thailand

Bernard M. Branson

Affiliation Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Michael Martin

Affiliations Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America, The Thailand Ministry of Public Health - U.S. Centers for Disease Control and Prevention Collaboration, Nonthaburi, Thailand

Jordan W. Tappero

Affiliations Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America, The Thailand Ministry of Public Health - U.S. Centers for Disease Control and Prevention Collaboration, Nonthaburi, Thailand

Philip A. Mock

Affiliation The Thailand Ministry of Public Health - U.S. Centers for Disease Control and Prevention Collaboration, Nonthaburi, Thailand

Timothy A. Green

Affiliation Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Dale J. Hu

Affiliation Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

Bharat Parekh

Affiliation Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, United States of America

for the Thai-U.S. BED Assay Validation Working Group

Membership of the Thai-U.S. BED Assay Validation Working Group is provided in the Acknowledgments.

Competing Interests

CDC receives royalties in relation to the BED assay. These are distributed, in part, to the Laboratory Branches where JSM and BSP work. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: JSM PW JWT DH BP. Performed the experiments: JSM JMM PW. Analyzed the data: JSM JMM PAM TAG BP. Contributed reagents/materials/analysis tools: JSM JMM PW BB MTM BP. Wrote the paper: JSM JMM PW BB MTM JWT PAM TAG DH BP.