RT Journal Article SR Electronic T1 Consider a CT angiogram before invasive coronary angiogram in patients with NSTEMI JF BMJ Evidence-Based Medicine JO BMJ EBM FD BMJ Publishing Group Ltd SP bmjebm-2020-111402 DO 10.1136/bmjebm-2020-111402 A1 Jack O'Sullivan YR 2020 UL http://ebm.bmj.com/content/early/2020/11/16/bmjebm-2020-111402.abstract AB