Protocol Paper Abstract Template Edited abstract information will appear in the published version of the protocol paper All protocol titles should include the text “Protocol for a (insert relevant study design)” at the end of the title Please submit your protocol abstract as your ‘Manuscript’ file via the Elsevier Editorial System. The following information must be included in the protocol abstract: Study title: Author names: Institutional affiliations: Abstract: 1 page, approximately 600-700 words Use subheadings as appropriate (Introduction, Research Questions, Design, Participants and Setting, Intervention, Control, Measurements, Procedure, Analysis, Discussion/Significance). Trial registration: Registration number: Was this trial prospectively registered? Date of trial registration: Funded by: Funder approval number: Anticipated completion date: Provenance: Corresponding author contact details: 1 Full protocol checklist If accepted for publication, the full study protocol will be made available on the Journal’s website exactly as submitted (ie without copy-editing). Full protocols should be accompanied by a cover page listing the study title, authors, and protocol date or version number. The following checklist summarises the information that should be included in the full study protocol, where relevant: Study title Human research ethics approval committee Human research ethics approval number Introduction / Background Design Methods Setting Participants Details of the intervention and control Primary and secondary outcome measures and assessment points Recruitment procedures Randomisation procedures Masking/blinding Anticipated dates of trial commencement and completion Statistical analysis including sample size calculations References Conflict of interest declaration Acknowledgments Please submit your full study protocol document as a ‘Supplementary content’ file via the Elsevier Editorial System. 2