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Christopher C Butler, Eleri Owen-Jones, Mandy Lau, David Gillespie, Mark Lown, Philip C Calder, Helen Stanton, Mandy Wootton, Vivian Castro Herrera, Antony Bayer, Jane Davies, Alison Edwards, Mina Davoudianfar, Heather Rutter, Kerenza Hood, Michael Moore, Paul Little, Victoria Shepherd, Rachel Lowe, Elizabeth A Miles, Julia Townson, FD Richard Hobbs & Nick A Francis.

Christopher C Butler ^1,*, Eleri Owen-Jones ², Mandy Lau ², David Gillespie ², Mark Lown ³, Philip C Calder ⁴, Helen Stanton ², Mandy Wootton ⁵, Vivian Castro Herrera ⁴, Antony Bayer ⁶, Jane Davies ², Alison Edwards ², Mina Davoudianfar ¹, Heather Rutter ¹, Kerenza Hood ², Michael Moore ³, Paul Little ³, Victoria Shepherd ², Rachel Lowe ², Elizabeth A Miles ⁴, Julia Townson ², FD Richard Hobbs ¹, Nick A Francis ³

¹ Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, UK
² Centre for Trials Research, Cardiff University, Cardiff, UK
³ Primary Care, Population Sciences and Medical Education, University of Southampton, Southampton, UK
⁴ Human Development and Health, Faculty of Medicine, University of Southampton, Southampton, UK
⁵ Specialist Antimicrobial Chemotherapy Unit, Public Health Wales Microbiology Cardiff, University Hospital of Wales, Cardiff, UK
⁶ Division of Population Medicine, School of Medicine, Cardiff University, Cardiff, UK
^* Corresponding author Email: Christopher.butler@phc.ox.ac.uk

Declared competing interests of authors: Christopher C Butler was a National Institute for Health Research (NIHR) Efficacy and Mechanism Evaluation board member from 2011 to 2016. Kerenza Hood is a member of the NIHR Health Technology Assessment (HTA) General Committee (2016 to present) and HTA Funding Committee Policy Group (2018 to present) and was a member of the Clinical Trials Unit Standing Advisory Committee until the end of 2018. David Gillespie is an associate member of the NIHR HTA General Committee (2019 to present). Nick A Francis is a member of the NIHR HTA General Committee (2019 to present). Philip C Calder reports personal fees and non-financial support from Chr. Hansen A/S (Hørsholm, Denmark) outside the submitted work. Paul Little was Programme Director of Programme Grants for Applied Research (PGfAR), Editor-in-Chief of the PGfAR journal and a member of NIHR Journals Library Board from 2012 to 2018.