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Kathryn Skivington, Lynsay Matthews, Sharon Anne Simpson, Peter Craig, Janis Baird, Jane M Blazeby, Kathleen Anne Boyd, Neil Craig, David P French, Emma McIntosh, Mark Petticrew, Jo Rycroft-Malone, Martin White & Laurence Moore.

Kathryn Skivington ^1,*, Lynsay Matthews ¹, Sharon Anne Simpson ¹, Peter Craig ¹, Janis Baird ², Jane M Blazeby ³, Kathleen Anne Boyd ⁴, Neil Craig ⁵, David P French ⁶, Emma McIntosh ⁴, Mark Petticrew ⁷, Jo Rycroft-Malone ⁸, Martin White ⁹, Laurence Moore ^1,*

¹ Medical Research Council/Chief Scientist Office Social and Public Health Sciences Unit, Institute of Health and Wellbeing, University of Glasgow, Glasgow, UK
² Medical Research Council Lifecourse Epidemiology Unit, University of Southampton, Southampton, UK
³ Medical Research Council ConDuCT-II Hub for Trials Methodology Research and Bristol Biomedical Research Centre, University of Bristol, Bristol, UK
⁴ Health Economics and Health Technology Assessment Unit, Institute of Health and Wellbeing, University of Glasgow, Glasgow, UK
⁵ Public Health Scotland, Glasgow, UK
⁶ Manchester Centre for Health Psychology, University of Manchester, Manchester, UK
⁷ London School of Hygiene and Tropical Medicine, London, UK
⁸ Faculty of Health and Medicine, Lancaster University, Lancaster, UK
⁹ Medical Research Council Epidemiology Unit, University of Cambridge, Cambridge, UK
^* Corresponding author Emails: Kathryn.skivington@glasgow.ac.uk and Laurence.moore@glasgow.ac.uk