RT Journal Article SR Electronic T1 Percutaneous coronary intervention for acute coronary syndrome: no difference in 48-h bleeding rate or vascular access-site complications with low- or standard-dose unfractionated heparin in patients initially treated with fondaparinux JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 72 OP 73 DO 10.1136/ebm1174 VO 16 IS 3 A1 Krishnaswamy, Amar A1 Lincoff, A Michael YR 2011 UL http://ebm.bmj.com/content/16/3/72.abstract AB