TY - JOUR T1 - Effectiveness and acceptability of interventions to improve faecal immunochemical test (FIT) return in both asymptomatic (screening) and symptomatic populations: protocol for a systematic review of qualitative and quantitative evidence JO - BMJ Open UR - https://eprints.whiterose.ac.uk/id/eprint/238136 PY - 2026/02/16 AU - Ezaydi N AU - Kurien M AU - Allchin O AU - Biggs K AU - Chowdhury N AU - Humes D AU - Kellar I AU - Shanbhag S AU - Brown J ED - DO - DOI: 10.1136/bmjopen-2025-109663 PB - BMJ VL - 16 IS - 2 Y2 - 2026/03/04 ER -