Antithrombotic therapy with fondaparinux in relation to interventional management strategy in patients with ST- and non-ST-segment elevation acute coronary syndromes: an individual patient-level combined analysis of the Fifth and Sixth Organization to Assess Strategies in Ischemic Syndromes (OASIS5 and 6) randomized trials. - Mehta,S.R.; Boden,W.E.; Eikelboom,J.W. (Circulation, 2008)