About the Authors

Katie Harron

Katie.harron.10@ucl.ac.uk

Affiliation Institute of Child Health, University College London, London, United Kingdom

Harvey Goldstein

Affiliations Institute of Child Health, University College London, London, United Kingdom, Graduate School of Education, University of Bristol, Bristol, United Kingdom

Angie Wade

Affiliation Institute of Child Health, University College London, London, United Kingdom

Berit Muller-Pebody

Affiliation Healthcare Associated Infection and Antimicrobial Resistance Department, Public Health England, London, United Kingdom

Roger Parslow

Affiliation Division of Epidemiology, University of Leeds, Leeds, United Kingdom

Ruth Gilbert

Affiliation Institute of Child Health, University College London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KH HG AW BMP RP RG. Performed the experiments: KH. Analyzed the data: KH. Contributed reagents/materials/analysis tools: HG RP BMP. Wrote the manuscript: KH HG AW BMP RP RG.