RT Journal Article SR Electronic T1 Compounding uncertainties with first-line computed tomography coronary angiography JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 880 OP 881 DO 10.1136/heartjnl-2017-312472 VO 104 IS 11 A1 Paul C Cremer YR 2018 UL http://heart.bmj.com/content/104/11/880.abstract AB