原文見(jiàn):Harold I.Litt, M.D.,Constantine Gatsonis,Brad Snyder, et al.CT Angiography for Safe Discharge of Patients with Possible Acute Coronary Syndromes.N Engl J Med,2012,366:1393-1403.Published at:http://www.nejm.org/doi/full/10.1056/NEJMoa1201163