Unstable Angina The Trial: FRISC II Presenters: Lars Wallentin and Bo Lagerqvist, Cardiothoracic Centre, University Hospital, Uppsala, Sweden. The study: A randomized, placebo-controlled trial of lowmolecular-weight heparin (dalteparin) in conjunction with either early revascularization or conservative medical therapy in 2457 patients with unstable angina or non–Q-wave myocardial infarction (MI...