[文献资料]参考文献：

Determinants of 30 day adverse events following saphenous vein graft intervention with and without a distal occlusion embolic protection device .3 .中华医学会心血管病学分会，中华心血管病杂志编辑委员会.经皮冠状动脉介入治疗指南.A prospective randomizaed mulicenter trial comparing distal protect ......