About the Authors

Merryn Voysey

Roles Conceptualization, Formal analysis, Methodology, Writing – original draft

Merryn.voysey@paediatrics.ox.ac.uk

Affiliations Oxford Vaccine Group, University of Oxford, Oxford, United Kingdom, NIHR Oxford Biomedical Research Centre, Oxford, United Kingdom

Dikshya Pant

Roles Data curation, Investigation, Project administration

Affiliation Oxford University Clinical Research Unit, Patan Hospital, Kathmandu, Nepal

Mila Shakya

Roles Data curation, Investigation, Project administration, Writing – review & editing

Affiliation Oxford University Clinical Research Unit, Patan Hospital, Kathmandu, Nepal

Xinxue Liu

Roles Methodology, Writing – review & editing

Affiliations Oxford Vaccine Group, University of Oxford, Oxford, United Kingdom, NIHR Oxford Biomedical Research Centre, Oxford, United Kingdom

Rachel Colin-Jones

Roles Data curation, Investigation, Writing – review & editing

Affiliations Oxford Vaccine Group, University of Oxford, Oxford, United Kingdom, NIHR Oxford Biomedical Research Centre, Oxford, United Kingdom

Katherine Theiss-Nyland

Roles Investigation, Project administration, Writing – review & editing

Affiliations Oxford Vaccine Group, University of Oxford, Oxford, United Kingdom, NIHR Oxford Biomedical Research Centre, Oxford, United Kingdom

Nicola Smith

Roles Data curation, Investigation, Project administration, Writing – review & editing

Affiliations Oxford Vaccine Group, University of Oxford, Oxford, United Kingdom, NIHR Oxford Biomedical Research Centre, Oxford, United Kingdom

Shrijana Shrestha

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

Affiliation Oxford University Clinical Research Unit, Patan Hospital, Kathmandu, Nepal

Buddha Basnyat

Roles Investigation, Writing – review & editing

Affiliation Oxford University Clinical Research Unit, Patan Hospital, Kathmandu, Nepal

Andrew J. Pollard

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

Affiliations Oxford Vaccine Group, University of Oxford, Oxford, United Kingdom, NIHR Oxford Biomedical Research Centre, Oxford, United Kingdom

Virginia E. Pitzer

Roles Methodology, Supervision, Writing – review & editing

Affiliation Department of Epidemiology of Microbial Diseases, Yale School of Public Health, New Haven, United States of America

Competing Interests

I have read the journal's policy and the authors of this manuscript have the following potential competing interests: AJP is Chair of UK Dept. Health and Social Care’s (DHSC) Joint Committee on Vaccination & Immunisation (JCVI) & the European Medicine Agency (EMA) scientific advisory group on vaccines, and is a member of the WHO’s Strategic Advisory Group of Experts. VEP is a member of the WHO Immunization and Vaccine-related Implementation Research Advisory Committee. The views expressed in this article do not necessarily represent the views of DHSC, JCVI or WHO. MV is funded by a National Institute of Health Research (NIHR) Doctoral Research Fellowship (DRF-2015-08-048). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.