Parker, AdwoaKnapp, PeterTreweek, ShaunMadhurasinghe, VichithranieLittleford, RobertaGallant, StephanieSullivan, FrankSchembri, StuartRick, JoGraffy, JonathanCollier, David JEldridge, SandraKennedy, AnneBower, Peter2018-09-202018-09-202018-09-18Parker, A, Knapp, P, Treweek, S, Madhurasinghe, V, Littleford, R, Gallant, S, Sullivan, F, Schembri, S, Rick, J, Graffy, J, Collier, D J, Eldridge, S, Kennedy, A & Bower, P 2018, 'The effect of optimised patient information materials on recruitment in a lung cancer screening trial : an embedded randomised recruitment trial', Trials, vol. 19, 503. https://doi.org/10.1186/s13063-018-2896-91745-6215ORCID: /0000-0002-7239-7241/work/186968469http://hdl.handle.net/2164/11136The ECLS trial is funded by the Chief Scientist Office of the Scottish Government and Oncimmune Ltd. The views and opinions expressed herein are those of the authors and do not necessarily reflect those of the Department of Health. The MRC START programme is funded by the MRC Methodology Research Programme (grant reference G1002325). Materials relating to the MRC START programme can be found in the protocol and on the University of Manchester website (http://www.population-health.manchester.ac.uk/mrcstart/). The Health Services Research Unit, University of Aberdeen, receives core funding from the Chief Scientist Office of the Scottish Government Health Directorates.606511engSDG 3 - Good Health and Well-beingrecruitmentpatient informationresearch methodologyrandomised controlled trialStudy within a trial (SWAT)R MedicineMedical Research Council (MRC)G1002325Chief Scientist Office (CSO)RJournal article10.1186/s13063-018-2896-919