About the Authors

Eileen M. Dunne

Roles Formal analysis, Methodology, Writing – original draft

Affiliations Infection and Immunity, Murdoch Children’s Research Institute, Parkville, Victoria, Australia, Department of Paediatrics, The University of Melbourne, Parkville, Victoria, Australia

Molina Choummanivong

Roles Data curation, Investigation

Affiliation University of Health Sciences, Vientiane, Lao People’s Democratic Republic

Eleanor F. G. Neal

Roles Data curation, Methodology, Writing – review & editing

Affiliations Infection and Immunity, Murdoch Children’s Research Institute, Parkville, Victoria, Australia, Department of Paediatrics, The University of Melbourne, Parkville, Victoria, Australia

Kathryn Stanhope

Roles Data curation, Investigation

Affiliation Infection and Immunity, Murdoch Children’s Research Institute, Parkville, Victoria, Australia

Cattram D. Nguyen

Roles Methodology

Affiliations Infection and Immunity, Murdoch Children’s Research Institute, Parkville, Victoria, Australia, Department of Paediatrics, The University of Melbourne, Parkville, Victoria, Australia

Anonh Xeuatvongsa

Roles Conceptualization, Resources

Affiliation Ministry of Health, Vientiane, Lao People's Democratic Republic

Catherine Satzke

Roles Methodology, Supervision, Writing – review & editing

Affiliations Infection and Immunity, Murdoch Children’s Research Institute, Parkville, Victoria, Australia, Department of Paediatrics, The University of Melbourne, Parkville, Victoria, Australia, Department of Microbiology and Immunology, Peter Doherty Institute for Infection and Immunity, The University of Melbourne, Parkville, Australia

Vanphanom Sychareun

Roles Conceptualization, Methodology

Affiliation University of Health Sciences, Vientiane, Lao People’s Democratic Republic

Fiona M. Russell

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

fmruss@unimelb.edu.au

Affiliations Infection and Immunity, Murdoch Children’s Research Institute, Parkville, Victoria, Australia, Department of Paediatrics, The University of Melbourne, Parkville, Victoria, Australia

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following competing interests: EMD and CS have received research funding from Pfizer for an unrelated project. This does not alter our adherence to PLOS ONE policies on sharing data and materials.