<p dir="ltr">Data from a study embedded within the MSS3 randomised controlled trial (ISRCTN57050216; REC 18/NW/0422) designed to evaluate the effectiveness of a brief participant information leaflet and trial logo branded pen on recruitment to the host trial.</p><p><br></p><p dir="ltr">Data access will be granted once users have provided a written proposal and consented to a data sharing agreement. Requests can be submitted to multiple.symptoms.study3@sheffield.ac.uk.</p><p dir="ltr">Aggregated data is available at <a href="https://doi.org/10.15131/shef.data.23791731" rel="noreferrer" target="_blank">https://doi.org/10.15131/shef.data.23791731</a></p>