About the Authors

Sengmanivong Khounnorath

Affiliations Department of Pediatrics, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic

Karen Chamberlain

Affiliation MRC Human Nutrition Research, Cambridge, United Kingdom

Ann M. Taylor

Affiliation Centre for Tropical Medicine, Churchill Hospital, University of Oxford, Oxford, United Kingdom

Douangdao Soukaloun

Affiliations Department of Pediatrics, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic

Mayfong Mayxay

Affiliations Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Faculty of Postgraduate Studies, University of Health Sciences, Vientiane, Lao People's Democratic Republic

Sue J. Lee

Affiliations Centre for Tropical Medicine, Churchill Hospital, University of Oxford, Oxford, United Kingdom, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand

Bounthom Phengdy

Affiliations Department of Pediatrics, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic

Khonsavanh Luangxay

Affiliations Department of Pediatrics, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic

Kongkham Sisouk

Affiliations Department of Pediatrics, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic

Bandit Soumphonphakdy

Affiliations Department of Pediatrics, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic

Khaysy Latsavong

Affiliations Department of Pediatrics, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic

Kongsin Akkhavong

Affiliations Department of Pediatrics, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic

Nicholas J. White

Affiliations Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Centre for Tropical Medicine, Churchill Hospital, University of Oxford, Oxford, United Kingdom, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand

Paul N. Newton

paul@tropmedres.ac

Affiliations Wellcome Trust-Mahosot Hospital-Oxford Tropical Medicine Collaboration, Microbiology Laboratory, Mahosot Hospital, Vientiane, Lao People's Democratic Republic, Centre for Tropical Medicine, Churchill Hospital, University of Oxford, Oxford, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SK DS MM BP KL KS BS KL KA NJW PNN. Performed the experiments: SK KC AMT KL KS BS KL KA. Analyzed the data: SJL PNN. Wrote the paper: SK KC AMT DS MM SJL BP KL KS BS KL KA NJW PNN.