About the Authors

Derek Kyte

Affiliation Primary Care and Clinical Sciences, University of Birmingham, Birmingham, United Kingdom

Helen Duffy

Affiliation Primary Care and Clinical Sciences, University of Birmingham, Birmingham, United Kingdom

Benjamin Fletcher

Affiliation The Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, United Kingdom

Adrian Gheorghe

Affiliation Department of Global Health and Development, London School of Hygiene & Tropical Medicine, London, United Kingdom

Rebecca Mercieca-Bebber

Affiliation Quality of Life Office, Psycho-oncology Co-operative Research Group, School of Psychology, University of Sydney, Sydney, Australia

Madeleine King

Affiliation Quality of Life Office, Psycho-oncology Co-operative Research Group, School of Psychology, University of Sydney, Sydney, Australia

Heather Draper

Affiliations Medicine, Ethics, Society and History, University of Birmingham, Birmingham, United Kingdom, MRC Midland Hub for Trials Methodology Research, University of Birmingham, Birmingham, United Kingdom

Jonathan Ives

Affiliation Medicine, Ethics, Society and History, University of Birmingham, Birmingham, United Kingdom

Michael Brundage

Affiliation Queens University, Kingston, Ontario, Canada

Jane Blazeby

Affiliation Medical Research Council ConDuCT II Hub for Trials Methodology Research, School of Social & Community Medicine, University of Bristol, Bristol, United Kingdom

Melanie Calvert

M.Calvert@bham.ac.uk

Affiliations Primary Care and Clinical Sciences, University of Birmingham, Birmingham, United Kingdom, MRC Midland Hub for Trials Methodology Research, University of Birmingham, Birmingham, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DK H. Duffy BF AG RMB MK H. Draper JI MB JB MC. Analyzed the data: DK H. Duffy MC. Wrote the paper: DK H. Duffy BF AG RMB MK H. Draper JI MB JB MC. Obtained funding: MC DK AG H. Draper JI MB JB RMB MK. Conducted the database search: H. Duffy BF.