RT Journal Article SR Electronic T1 Review: the accuracy of troponin T and I tests in acute myocardial infarction depends on timing after onset of symptoms JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 25 OP 25 DO 10.1136/ebm.6.1.25 VO 6 IS 1 YR 2001 UL http://ebm.bmj.com/content/6/1/25.abstract AB