RT Journal Article SR Electronic T1 Colorectal cancer screening at a younger age: pitfalls in the model-based recommendation of the USPSTF JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP 206 OP 208 DO 10.1136/bmjebm-2021-111793 VO 27 IS 4 A1 Kerrington Powell A1 Vinay Prasad YR 2022 UL http://ebm.bmj.com/content/27/4/206.abstract AB