About the Authors

James Mark Simmerman

msimmerman@cdc.gov

Affiliation International Emerging Infections Program, Thailand Ministry of Public Health–United States Centers for Disease Control Collaboration, Nonthaburi, Thailand

Malinee Chittaganpitch

Affiliation Thailand Ministry of Public Health, Nonthaburi, Thailand

Jens Levy

Affiliation International Emerging Infections Program, Thailand Ministry of Public Health–United States Centers for Disease Control Collaboration, Nonthaburi, Thailand

Somrak Chantra

Affiliation Thailand Ministry of Public Health, Nonthaburi, Thailand

Susan Maloney

Affiliation International Emerging Infections Program, Thailand Ministry of Public Health–United States Centers for Disease Control Collaboration, Nonthaburi, Thailand

Timothy Uyeki

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

Peera Areerat

Affiliation Thailand Ministry of Public Health, Nonthaburi, Thailand

Somsak Thamthitiwat

Affiliation International Emerging Infections Program, Thailand Ministry of Public Health–United States Centers for Disease Control Collaboration, Nonthaburi, Thailand

Sonja J. Olsen

Affiliation Division of Emerging Infections and Surveillance Services, Centers for Disease Control, Atlanta, Georgia, United States of America

Alicia Fry

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

Kumnuan Ungchusak

Affiliation Thailand Ministry of Public Health, Nonthaburi, Thailand

Henry C. Baggett

Affiliation International Emerging Infections Program, Thailand Ministry of Public Health–United States Centers for Disease Control Collaboration, Nonthaburi, Thailand

Supamit Chunsuttiwat

Affiliation Thailand Ministry of Public Health, Nonthaburi, Thailand

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JS. Performed the experiments: JS MC SC PA ST HB. Analyzed the data: JS JL SJO AF HB. Contributed reagents/materials/analysis tools: MC KU SC. Wrote the paper: JS JL SM TU AF HB. Program director: SM. Contributed to drafting the manuscript: SM AF. Contributed expert guidance to study, assisted with approach to data analysis: TU SJO AF. Contributed to manuscript: TU SJO. Epidemiology Program Director: KU. Senior Advisor to the Ministry of Health, oversee MOPH-US CDC Collaboration: SC.