About the Authors

Annabelle South

Roles Conceptualization, Data curation, Formal analysis, Methodology, Project administration, Writing – original draft, Writing – review & editing

a.south@ucl.ac.uk

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

Nalinie Joharatnam-Hogan

Roles Investigation, Supervision, Writing – review & editing

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

Cara Purvis

Roles Conceptualization, Data curation, Project administration, Writing – review & editing

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

Elizabeth C. James

Roles Supervision, Validation, Writing – review & editing

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

Carlos Diaz-Montana

Roles Data curation, Project administration, Software, Writing – review & editing

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

William J. Cragg

Roles Conceptualization, Methodology, Supervision, Writing – review & editing

Affiliation Clinical Trials Research Unit, Leeds Institute of Clinical Trials Research, University of Leeds, Leeds, United Kingdom

Conor Tweed

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

Archie Macnair

Roles Investigation, Supervision, Writing – review & editing

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

Matthew R. Sydes

Roles Conceptualization, Funding acquisition, Supervision, Writing – review & editing

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

Claire Snowdon

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation London School of Hygiene and Tropical Medicine, London, United Kingdom

Katie Gillies

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom

Talia Isaacs

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation UCL Institute of Education, University College London, London, United Kingdom

Barbara E. Bierer

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation Harvard Medical School and Brigham and Women’s Hospital, Boston, Massachusetts, United States of America

Andrew J. Copas

Roles Conceptualization, Formal analysis, Supervision, Writing – original draft, Writing – review & editing

Affiliation MRC CTU at UCL, Institute of Clinical Trials and Methodology, UCL, London, United Kingdom

Competing Interests

I have read the journal’s policy and the authors of this manuscript have the following competing interests: AS, ECJ, CP, CT, CS, AM, AJC, NJH, CDM, KG, TI, BEB and WJC have nothing to declare. MRS reports grants and non-financial support from Astellas, grants from Clovis, grants and non-financial support from Janssen, grants and non-financial support from Novartis, grants and non-financial support from Pfizer, grants and non-financial support from Sanofi, personal fees from Lilly Oncology, personal fees from Janssen, outside the submitted work.