The seAFOod polyp prevention trial biobank
This study is part of a wider program of investigations using the seAFOod trial biobank and post-trial BCSP colonoscopy outcomes called STOP-ADENOMA (ISRCTN05926847). The study was conducted in accordance with the Declaration of Helsinki. Ethical approval for this study was granted by London and Surrey Borders Research Ethics Committee (19/LO/1655). The seAFOod Trial biobank has been described elsewhere (