About the Authors

Deborah Christie

Affiliation UCL Institute of Epidemiology & Health Care, London, United Kingdom

Harunor Rashid

Affiliations National Centre for Immunisation Research and Surveillance of Vaccine Preventable Diseases (NCIRS), The Children’s Hospital at Westmead, Westmead, Australia, Discipline of Paediatrics and Child Health, Sydney Medical School, The University of Sydney, Sydney, NSW, Australia

Haitham El-Bashir

Affiliation Rehabilitation Department, Al Jalila Children Specialty Hospital, Dubai, UAE

Faye Sweeney

Affiliation UCL Institute of Child Health, London, United Kingdom

Tim Shore

Affiliation UCL Institute of Child Health, London, United Kingdom

Robert Booy

Affiliations National Centre for Immunisation Research and Surveillance of Vaccine Preventable Diseases (NCIRS), The Children’s Hospital at Westmead, Westmead, Australia, Discipline of Paediatrics and Child Health, Sydney Medical School, The University of Sydney, Sydney, NSW, Australia

Russell M. Viner

r.viner@ucl.ac.uk

Affiliation UCL Institute of Child Health, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: DC HEB RB RV. Data curation: DC HR HEB FS TS RV. Formal analysis: DC RV. Funding acquisition: DC RV HEB RB. Investigation: DC RV HEB HR RB. Methodology: DC RV HEB RB. Project administration: DC RV HEB HR RB. Supervision: DC RV HEB RB. Writing – original draft: DC RV HEB HR RB. Writing – review & editing: DC RV HEB HR RB.