RT Journal Article SR Electronic T1 An abnormal D-dimer test result indicated that anticoagulant therapy should be continued JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 45 OP 45 DO 10.1136/ebm.12.2.45 VO 12 IS 2 YR 2007 UL http://ebm.bmj.com/content/12/2/45.abstract AB