| Background— Because of the health impact of acute myocardial infarction (AMI), substantial resources hae been dedicated to improing AMI care and outcomes. | | | 背景：由于急性心梗严重影响健康，医疗资源主要用于改善急性心梗的护理与结局。 |
| Background— Cross-sectional studies demonstrated ethnic and gender differences in ambulatory blood pressure patterns, but little is known about the longitudinal deelopment of these differences. | | | 背景：横向研究表明动态血压模式在人种和性别之间存在差异，但对这种差异的纵向发展却知之甚少。 |
| Background— In the present study, we sought to determine whether opening a persistently occluded infarct-related artery (IRA) by percutaneous coronary interention (PCI) in patients beyond the acute phase of myocardial infarction (MI) improes patency and i | | | 背景：现在研究是为了决定是否采取经皮冠脉介入术开通心肌梗死急性期过后的病人的已经持久闭塞的梗死相关动脉，以期能改善血管开通和左室容积以及射血分数。 |
| Background— Mild commissural mitral regurgitation (MR) is associated with significantly higher restenosis-free surial after percutaneous mitral aluloplasty (PM), which suggests that different mechanisms of significant MR after PM may hae different clinica | | | 背景：经皮二尖瓣成形术后严重高度非再狭窄存活率与轻度交界处损伤的二尖瓣关闭不全相关，表明经皮二尖瓣成形术后严重二尖瓣关闭不全的不同机制可能有不同的临床过程。 |
| Background— Recent eidence suggests that long-term exposure to particulate air pollution contributes to pulmonary and systemic oxidatie stress, inflammation, progression of atherosclerosis, and risk of ischemic heart disease and death. | | | 背景：最近证据表明长期暴露在微粒子污染的空气可以导致肺部和全身性氧化应激、炎症、动脉粥样硬化进展加快、缺血性心脏病和死亡的危险。 |
| Background— The long-term impact of chronic heart failure management programs oer the typical life span of affected indiiduals is unknown. | | | 背景-慢性心衰的管理项目对个体一般生存期的长期影响尚不清楚。 |
| Background— enous bypass grafts may fail because of deelopment of intimal hyperplasia and accelerated atherosclerosis. | | | 背景内膜的过度增生和动脉粥样硬化加速导致静脉旁路移植失败。 |
| Background：A monument for the General Coco Forest! | | | 描述：背景为西沙将军林纪念碑！ |
| Backing CDs, MIDI files and CD mastering available at very good rates. | | | 支持光碟，MIDI档案和光碟征服可得的以非常好的比率。 |
| Backing layer castable is noted for low heat conductivity,good quality of being a whole part and good erosion resistance to mental steel. | | | 久衬浇注料整体性好、不开裂、导热率较低，且具有一定的抗钢水和铁水侵蚀能力。 |
| Backing with the support from Macau SAR government, a double digit of hotel &casino projects are now in progress. | | | 得到澳门特区政府的大力支持，现正发展中的酒店及赌场项目有十多项。 |
