https://orcid.org/0000-0002-2289-8750
About the Authors
- Celia J. Bernstein
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Roles Data curation, Formal analysis, Methodology, Resources, Writing – original draft
Affiliation Warwick Clinical Trials Unit, University of Warwick, Coventry, United Kingdom
- Christopher M. Smith
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Roles Conceptualization, Methodology, Project administration, Supervision, Writing – review & editing
* E-mail: c.smith.12@warwick.ac.uk
Affiliation Warwick Clinical Trials Unit, University of Warwick, Coventry, United Kingdom
- Carl Powell
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Roles Methodology, Resources, Writing – review & editing
Affiliation Welsh Ambulance Services University NHS Trust, Pre-Hospital Emergency Research Unit (PERU), Institute of Life Sciences Swansea University, Singleton Park, Swansea, Wales, United Kingdom
- Mary O’Sullivan
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Roles Methodology, Writing – review & editing
Affiliation Patient and Public Involvement (PPI) representative,
- Mark Holt
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Roles Methodology, Writing – review & editing
Affiliation Patient and Public Involvement (PPI) representative,
- Keith Couper
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Roles Methodology, Writing – review & editing
Affiliation Critical Care Unit, University Hospitals Birmingham NHS Foundation Trust, Birmingham, United Kingdom
- Nigel Rees
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Roles Methodology, Supervision, Writing – review & editing
Affiliation Welsh Ambulance Services University NHS Trust, Pre-Hospital Emergency Research Unit (PERU), Institute of Life Sciences Swansea University, Singleton Park, Swansea, Wales, United Kingdom
Competing Interests
Competing interests are declared in the manuscript: Christopher M Smith has volunteer roles with Resuscitation Council UK, European Resuscitation Council and the International Liaison Committee on Resuscitation. Keith Couper is chair of the National Institute for Health Research (NIHR) Research for Patient Benefit funding committee for the West Midlands region in the UK. Nigel Rees receives research and development funding from Health & Care Research Wales, who also provided UK NHS delivery funding for this project. Nigel Rees is Assistant Director for Research & Innovation for Welsh Ambulance Services NHS Trust.