Conclusion The late efficacy of mitral annuloplasty using prosthetic ring is satisfactory.结论对于有瓣环扩大的二尖瓣成形术,应用人工瓣环,近期和远期临床效果均满意.Percutaneous annuloplasty has the potential to serve as a therapeutic adjunct to standard med...
You must have noticed how tired he sometimes looks.你一定注意到他有时候显得特别疲惫。I had a busy day and was rather tired.今天很忙，我累坏了。What we see at Westminster is a tired old ritual.我们在威斯敏斯特教堂看到的是一种经年不变的古旧仪式。...