00431nas a2200169   4500000000100000000000100001008004100002100001300043700001600056700001200072700001400084700001500098245011400113300001400227490000600241022001400247       2017                            d1 aJ. Birks1 aC. Bankhead1 aT. Holt1 aA. Fuller1 aJ. Patnick00aEvaluation of a prediction model for colorectal cancer: retrospective analysis of 2.5 million patient records  a2453-24600 v6  a2045-7634