About the Authors
- Sarah L. Gorst
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* E-mail: sgorst@liverpool.ac.uk
Affiliation Department of Biostatistics, University of Liverpool, Liverpool, United Kingdom
- Elizabeth Gargon
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Affiliation Department of Biostatistics, University of Liverpool, Liverpool, United Kingdom
- Mike Clarke
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Affiliation Northern Ireland Network for Trials Methodology Research, Queen's University Belfast, Belfast, United Kingdom
- Jane M. Blazeby
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Affiliation School of Social and Community Medicine, University of Bristol, and Division of Surgery, Head & Neck, University Hospitals NHS Foundation Trust, Bristol, United Kingdom
- Douglas G. Altman
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Affiliation Centre for Statistics in Medicine, University of Oxford, Oxford, United Kingdom
- Paula R. Williamson
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Affiliation Department of Biostatistics, University of Liverpool, Liverpool, United Kingdom
Competing Interests
MC, JMB, DGA, and PRW are members of the COMET Management Group and co-applicants on grants to support COMET and related work. EG is a member of the COMET Management Group and is the COMET Project Co-ordinator. This does not alter the authors' adherence to PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: EG PRW. Performed the experiments: SLG EG. Analyzed the data: SLG EG PRW MC JMB DGA. Wrote the paper: SLG EG PRW MC.