About the Authors

Andrew J. Gardner

Roles Conceptualization, Data curation, Formal analysis, Investigation, Writing – original draft

Affiliations Centre for Health Policy, Imperial College London, London, United Kingdom, William Harvey Research Institute, Critical Care and Perioperative Medicine Research Group, Queen Mary University of London, London, United Kingdom

Søren Rud Kristensen

Roles Methodology, Supervision, Writing – review & editing

s.kristensen@imperial.ac.uk

Affiliation Centre for Health Policy, Imperial College London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.