About the Authors

Kheng Chheng

Affiliation Angkor Hospital for Children, Siem Reap, Kingdom of Cambodia

Michael J. Carter

michael.james.carter@gmail.com (MC); varun@angkorhospital.org (VK)

Affiliations Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand, Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom, Institute of Child Health, University College London, London, United Kingdom

Kate Emary

Affiliations Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand, Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom

Ngoun Chanpheaktra

Affiliation Angkor Hospital for Children, Siem Reap, Kingdom of Cambodia

Catrin E. Moore

Affiliations Angkor Hospital for Children, Siem Reap, Kingdom of Cambodia, Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand, Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom

Nicole Stoesser

Affiliations Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand, Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom

Hor Putchhat

Affiliation Angkor Hospital for Children, Siem Reap, Kingdom of Cambodia

Soeng Sona

Affiliation Angkor Hospital for Children, Siem Reap, Kingdom of Cambodia

Sin Reaksmey

Affiliation Angkor Hospital for Children, Siem Reap, Kingdom of Cambodia

Paul Kitsutani

Affiliation Influenza Program, US Centers for Disease Control and Prevention, Cambodia Office, Phnom Penh, Cambodia

Borann Sar

Affiliation Influenza Program, US Centers for Disease Control and Prevention, Cambodia Office, Phnom Penh, Cambodia

H. Rogier van Doorn

Affiliations Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom, Oxford University Clinical Research Unit, Hospital for Tropical Diseases, Ho Chi Minh City, Vietnam

Nguyen Hanh Uyen

Affiliation Oxford University Clinical Research Unit, Hospital for Tropical Diseases, Ho Chi Minh City, Vietnam

Le Van Tan

Affiliation Oxford University Clinical Research Unit, Hospital for Tropical Diseases, Ho Chi Minh City, Vietnam

Daniel Paris

Affiliations Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand, Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom

Stuart D. Blacksell

Affiliations Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand, Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom

Premjit Amornchai

Affiliation Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand

Vanaporn Wuthiekanun

Affiliation Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand

Christopher M. Parry

Affiliations Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand, Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom

Nicholas P. J. Day

Affiliations Mahidol-Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand, Centre for Tropical Medicine, Nuffield Department of Clinical Medicine, University of Oxford, Oxford, United Kingdom

Varun Kumar

michael.james.carter@gmail.com (MC); varun@angkorhospital.org (VK)

Affiliation Angkor Hospital for Children, Siem Reap, Kingdom of Cambodia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Supervised clinical aspects of the study: VK KC NC MJC KE CMP. Conceived and designed the experiments: VK KC NC MJC. Performed the experiments: HP SS SR PA VW CEM MJC KE NS CMP PK BS HRvD NHU LVT DP SDB. Analyzed the data: KE MJC. Wrote the paper: MJC KE NS CEM CMP NPJD KC VK.